Mary Has a Phobia of Spiders and Received Treatment with a Therapist.The

Multiple Choice

Mary has a phobia of spiders and received treatment with a therapist.The therapy worked,because at the end of the sessions,she was able to hold a spider in her hands.However,she finished her therapy in the winter,so she went many months without seeing any spiders.The following spring when the spiders were out again,she found her fear was back as well.Which term best captures this scenario?

A) extinction.
B) acquisition.
C) stimulus generalization.
D) spontaneous recovery.