Messner's Research About Sport and Male Identity and Adjustment Has

Messner's research about sport and male identity and adjustment has shown that:

A) men develop strong, but also realistic, definitions of their masculinity and success through sport.
B) sports participation generally makes it easier for men to express their emotions and develop healthy intimate relationships.
C) male sports worlds that emphasize hierarchy and highly aggressive competitive behavior make it difficult for men to develop secure identities and develop close relationships.
D) male conceptions of their masculinity are unaffected by sports worlds.