Twenty Dogs Are Initially Presented with Numerous CS-Tone/US-Footshock Pairings

Multiple Choice

Twenty dogs are initially presented with numerous CS-tone/US-footshock pairings.These dogs are then placed in a shuttle box,and movement from one side of the shuttle to the other terminates periodic presentations of the CS tone.No shocks are delivered in the shuttle box.This is an example of

A) a conditioned suppression procedure.
B) an omission training procedure.
C) an acquired drive procedure.
D) a learned helplessness procedure.