In an Experiment, Researchers Conquered Learned Helplessness in Dogs By

Multiple Choice

In an experiment, researchers conquered learned helplessness in dogs by:

A) repeatedly presenting the conditioned stimulus without the unconditioned stimulus.
B) dragging the dogs over a barrier to the side of the cage that was not electrified.
C) removing the food from the end of the maze.
D) disconnecting the food dispenser from the operant chamber in the dogs' cages.