All of the Following Answers Represent an Advantage of Working

All of the following answers represent an advantage of working in groups except:

A) For complex problems requiring multiple skills and experiences, groups outperform individuals acting alone.
B) Group work enhances learning when members share information, think critically, and set high standards.
C) Group work provides opportunities for making friends and socializing.
D) Working in groups requires time, energy, and resources.
E) Successful group work enhances members' esteem and pride.