John Watson and Rosalie Rayner Made a Loud Noise Behind

Multiple Choice

John Watson and Rosalie Rayner made a loud noise behind Little Albert's head by striking a steel bar with a hammer and then watched as Albert jumped and fell sideways on the mattress on which he had been sitting. Then they offered a live white rat and struck the bar. Albert began to whimper, tremble, and fall over and cry. When the rat was later offered alone, Albert reacted with fear. The fear of the rat served as the ________ in their study.

A) counterconditioned response
B) unconditioned response
C) latent response
D) conditioned response