Hackenberg and Hineline (1987) Gave One Group of Rats an Avoidance

Hackenberg and Hineline (1987) gave one group of rats an avoidance period from electric shock before food and one group after food. They found that:

A) Rats respond to long-term aversive consequences in their environment
B) Only the rats below 85% body weight were interested in food after electric shock
C) The avoidance period had no effect after food
D) There was no difference in response based on positive reinforcement being before or after food