Cockroaches completed simple mazes more quickly when they ran in the presence of other cockroaches (as opposed to alone), and completed complex mazes more quickly when they ran alone (as opposed to in a group). This finding illustrates that, even among cockroaches, ____.
A)social facilitation happens for dominant responses
B)both social facilitation and social inhibition can happen for dominant responses
C)social facilitation happens for non-dominant responses
D)both social facilitation and social inhibition can happen for non-dominant responses

Question

Cockroaches completed simple mazes more quickly when they ran in the presence of other cockroaches (as opposed to alone), and completed complex mazes more quickly when they ran alone (as opposed to in a group). This finding illustrates that, even among cockroaches, ____. ​
A)social facilitation happens for dominant responses
B)both social facilitation and social inhibition can happen for dominant responses
C)social facilitation happens for non-dominant responses
D)both social facilitation and social inhibition can happen for non-dominant responses

Quizplus · Accepted Answer

Social facilitation occurs when the presence of others enhances performance on easy or well-learned tasks (dominant responses) but can impair performance on difficult tasks. The cockroaches' faster completion of simple mazes in groups and slower completion of complex mazes in groups illustrates this phenomenon.

Cockroaches Completed Simple Mazes More Quickly When They Ran in the Presence