In mainstream U. S. society, we don’t express our emotions very well or very frequently because .a. of social rules and roles. b. others put us down. c. we recognize so many emotions. d. self-disclosure is already high enough. e. of inadequate self-concepts.

a. of social rules and roles

Explanation:

One of the main characteristics of mainstream U.S society is the fact that people don't express emotions very well or frequently because the social rules and roles tend to be more rigid in terms of expressing emotions (as opposed to other countries, like Latin American countries for example), so, even if we are able to recognize our emotions we don't tend to express them.

Therefore, In mainstream U.S. society, we don’t express our emotions very well or very frequently because of social rules and roles

responsibilities im assuming