What Happens to Successful Responses,according to Thorndike's View of Learning

Multiple Choice

What happens to successful responses,according to Thorndike's view of learning

A)  They are "stamped out" by misuse. 
B)  They become associated with conditional responses. 
C)  They are "stamped in" by their favourable effects or consequences. 
D)  They increase in frequency because they are classically conditioned to be associated with food.