Two Groups of Rats Receive Classical Conditioning Trials in Which

Multiple Choice

Two groups of rats receive classical conditioning trials in which a tone and electric shock are presented. For Group 1 the electric shock always follows the tone. For Group 2 the tone and shock occur randomly. Which of the following is likely to result?

A) The tone will become a CS for Group 1 but not for Group 2.
B) The tone will become a CS for Group 2 but not for Group 1.
C) The tone will become a CS for both groups.
D) The tone will not become a CS for either group.