When you add a radio button to a dialog, it doesn't show up in the Class
Wizard Member Variables tab. You need to check "Group" on the
buttons' properties General tab (Sara & Carla).
To remove a class, delete the actual files (in Windows Explorer or from
My Computer), remove the .h and .cpp files from the Files view in Developer,
and make sure that none of the files or resources of the class that you
deleted are still open in Developer (Carla).
To declare a member variable of class A in class B, do this:
class B : CObject