How Does Group Size Affect Conformity

How does group size affect conformity?

A) As the number of group members increases,they are more likely to be perceived as acting independently.
B) Large majority groups have a greater effect on conformity than smaller majority groups due to the perception that they have more accurate knowledge.
C) Each additional group member exerts less influence than previous members.
D) When there is a clear leader,group size no longer affects conformity.