How does self-concept affect communication?
a. your self-concept will you to sound more intelligent during conversation.
b. your self-concept will determine whether or not people listen to your message.
c. your self-concept will to determine how you communicate.
d. self-concept does not affect communication.

The correct answer for this question is this one: "c. Your self-concept will help to determine how you communicate. Self-concept affect communication by helping you determine how you communicate. It also helps you to build your self-esteem when you start talking to other people.

The correct option is C.
Self concept refers to the beliefs one hold about him or herself. It is also called self identity. The way one perceives oneself affect the manner in which he or she communicate with others. People who have very strong self concept have the ability to communicate with anyone at any setting while those who have weak self concept will feel inadequate to talk in some settings or to talk with some people, they would rather prefers to keep quiet in such situations.  

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