Communication theorists argue that a circular interaction continues between people because each participant imposes his own on what is being communicated.
a. hierarchy
b. definition
c. punctuation
d. process

Letter C is the correct answer.

Communication theorists say that a circular interaction is only possible because of each person's punctuation on what is being said. This punctuation, also, determines the meaning behind what's being communicated and how each person will be evaluated in the conversation.

would it be plagiarism to copy and paste off of here? ?

answer; disconfirm the catharsis theory;