Mitzi's Cat Has Learned to Meow Every Time It Hears

Multiple Choice

Mitzi's cat has learned to meow every time it hears the can opener because Mitzi opened the cat food using an electric can opener. The cat food now comes in pull-top cans, so the cat never receives food after hearing the can opener. Mitzi's cat stops meowing to the can opener, illustrating that which of the following has taken place?

A) shaping
B) extinction
C) a spontaneous recovery
D) negative reinforcement