Three Groups of Rats Were Involved in an Investigation of Maze

Multiple Choice

Three groups of rats were involved in an investigation of maze learning. In one group, food was always available at the end of the maze (daily reinforcement) . In a second group, food was never available (no reinforcement) . In a third group, food was available starting on the eleventh trial (reinforcement eleventh day) . Which of the following accurately describes the results of this investigation?

A) Throughout the experiment, the number of errors decreased at a similar rate for the daily reinforcement and eleventh day reinforcement groups.
B) Throughout the experiment, the number of errors did not decrease at all in the no reinforcement group.
C) After receiving reinforcement, performance in the eleventh day reinforcement group improved immediately to equal that of the daily reinforcement group.
D) After receiving reinforcement, it took approximately 10 days for performance in the eleventh day reinforcement group to equal that in the daily reinforcement group.