Universally challenged added

Assets/Quiz/Scripts/DownCount/LetterStand.asset

@@ -163,25 +163,25 @@ MonoBehaviour:
       Data: 
     - Name: $k
       Entry: 1
-      Data: controlPanel
+      Data: letterCards
     - Name: $v
       Entry: 7
       Data: 9|UdonSharp.Compiler.FieldDefinition, UdonSharp.Editor
     - Name: <Name>k__BackingField
       Entry: 1
-      Data: controlPanel
+      Data: letterCards
     - Name: <UserType>k__BackingField
       Entry: 7
       Data: 10|System.RuntimeType, mscorlib
     - Name: 
       Entry: 1
-      Data: UnityEngine.GameObject, UnityEngine.CoreModule
+      Data: LetterCard[], Assembly-CSharp
     - Name: 
       Entry: 8
       Data: 
     - Name: <SystemType>k__BackingField
       Entry: 9
-      Data: 10
+      Data: 4
     - Name: <SyncMode>k__BackingField
       Entry: 7
       Data: System.Nullable`1[[UdonSharp.UdonSyncMode, UdonSharp.Runtime]], mscorlib