Kathy Goes to a Boarding School

Kathy goes to a boarding school.When she is in the shower and someone flushes the toilet,the water turns hot and she gets burned.So,Kathy becomes classically conditioned to fear the toilet flushing when she is in the shower.Over the summer,Kathy returns home,and if someone flushes the toilet while she is in the shower,she does not get burned.But in August when she returns to school,she is once again in the shower and hears the toilet flush and immediately feels a surge of fear.This example best illustrates the fact that extinction is _______.

A) a form of learning that inhibits, not deletes, what is learned
B) an adaptive response to delete information from memory associations
C) a useful tendency to try to readapt old learning strategies to novel problems
D) the basis for non-associative learning when applied to unfamiliar situations