diff --git a/data/test.lck b/data/test.lck
index 231bddf..3be2459 100644
Binary files a/data/test.lck and b/data/test.lck differ
diff --git a/src/main/java/metier/Activity.java b/src/main/java/metier/Activity.java
index c725218..b21c9ac 100644
--- a/src/main/java/metier/Activity.java
+++ b/src/main/java/metier/Activity.java
@@ -1,5 +1,17 @@
 package metier;
 
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+
 public abstract class Activity {
+    
     private long id_utilisateur_created;
+
+    @Id
+    @GeneratedValue
+    public int id;
+
+    public Activity(){
+
+    }
 }
diff --git a/src/main/java/metier/Choix.java b/src/main/java/metier/Choix.java
index 60d91e7..826879a 100644
--- a/src/main/java/metier/Choix.java
+++ b/src/main/java/metier/Choix.java
@@ -1,7 +1,23 @@
 package metier;
 
+import java.util.ArrayList;
+
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+
 public class Choix extends Reponse{
-    public Choix() {}
+    
+    @Id
+    @GeneratedValue
+    int id;
+
+    ArrayList<String> choix;
+
+    public Choix() {
+        super();
+    }
+
+
 
 
 }
diff --git a/src/main/java/metier/Question.java b/src/main/java/metier/Question.java
index dacaab8..86ae248 100644
--- a/src/main/java/metier/Question.java
+++ b/src/main/java/metier/Question.java
@@ -10,7 +10,7 @@ import java.util.List;
 public class Question {
 
     private int id;
-    private List<Reponse> reponseList;
+    private Reponse reponse;
 
     @Id
     @GeneratedValue
@@ -22,11 +22,11 @@ public class Question {
     }
 
     @OneToMany(mappedBy ="reponse", cascade = CascadeType.DETACH)
-    public List<Reponse> getReponseList() {
-        return reponseList;
+    public Reponse getReponse() {
+        return reponse;
     }
 
-    public void setReponseList(List<Reponse> reponseList) {
-        this.reponseList = reponseList;
+    public void setReponse(Reponse reponse) {
+        this.reponse = reponse;
     }
 }
diff --git a/src/main/java/metier/Quizz.java b/src/main/java/metier/Quizz.java
index 099a34c..2d40c97 100644
--- a/src/main/java/metier/Quizz.java
+++ b/src/main/java/metier/Quizz.java
@@ -1,5 +1,8 @@
 package metier;
 
-public class Quizz {
+public class Quizz extends Activity{
 
+    public Quizz(){
+        super();
+    }
 }
diff --git a/src/main/java/metier/Reponse.java b/src/main/java/metier/Reponse.java
index 23865a9..7655c23 100644
--- a/src/main/java/metier/Reponse.java
+++ b/src/main/java/metier/Reponse.java
@@ -1,29 +1,17 @@
 package metier;
 
+import java.util.ArrayList;
+
 import jakarta.persistence.Id;
 
 public abstract class Reponse {
     @Id
     private int id;
-    private String value;
-    private Boolean correct;
+
+    ArrayList<String> reponses;
+
 
     public Reponse(){
     }
 
-    public void setValue(String value){
-        this.value = value;
-    }
-
-    public String getValue(){
-        return this.value;
-    }
-
-    public boolean isCorrect(){
-        return this.correct;
-    }
-
-    public void setCorrect(Boolean correct){
-        this.correct = correct;
-    }
 }
\ No newline at end of file
diff --git a/src/main/java/metier/ReponseCourte.java b/src/main/java/metier/ReponseCourte.java
new file mode 100644
index 0000000..96a25d6
--- /dev/null
+++ b/src/main/java/metier/ReponseCourte.java
@@ -0,0 +1,20 @@
+package metier;
+
+
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+
+public class ReponseCourte extends Reponse{
+
+    @Id
+    @GeneratedValue
+    int id;
+
+    String value;
+
+
+    public ReponseCourte(){
+        super();
+    }
+
+}
diff --git a/target/classes/metier/Activity.class b/target/classes/metier/Activity.class
index 3f2c96f..806ff3b 100644
Binary files a/target/classes/metier/Activity.class and b/target/classes/metier/Activity.class differ
diff --git a/target/classes/metier/Choix.class b/target/classes/metier/Choix.class
index 640bf22..a454f3e 100644
Binary files a/target/classes/metier/Choix.class and b/target/classes/metier/Choix.class differ
diff --git a/target/classes/metier/Question.class b/target/classes/metier/Question.class
index 15efedd..85398a2 100644
Binary files a/target/classes/metier/Question.class and b/target/classes/metier/Question.class differ
diff --git a/target/classes/metier/Quizz.class b/target/classes/metier/Quizz.class
index 873b6e7..708d3f6 100644
Binary files a/target/classes/metier/Quizz.class and b/target/classes/metier/Quizz.class differ
diff --git a/target/classes/metier/Reponse.class b/target/classes/metier/Reponse.class
index 379f6a2..9f8d583 100644
Binary files a/target/classes/metier/Reponse.class and b/target/classes/metier/Reponse.class differ
diff --git a/target/classes/metier/ReponseCourte.class b/target/classes/metier/ReponseCourte.class
new file mode 100644
index 0000000..b49b6c0
Binary files /dev/null and b/target/classes/metier/ReponseCourte.class differ
diff --git a/target/classes/metier/Session.class b/target/classes/metier/Session.class
index d67b9f2..c08c08f 100644
Binary files a/target/classes/metier/Session.class and b/target/classes/metier/Session.class differ
diff --git a/target/classes/metier/Utilisateur.class b/target/classes/metier/Utilisateur.class
index 10a2c50..3d4751b 100644
Binary files a/target/classes/metier/Utilisateur.class and b/target/classes/metier/Utilisateur.class differ