Answer:
C. or interruptions can make people feel that their ideas are not worth listening to.
Explanation:
In the beginning of the passage, the author states that, A, Sometimes people interrupt because they think their answer is superior and yours is unimportant. Also it states, "When you do interrupt, your answer could be perceived as putting someone down..."
So "interruptions can make people feel that their ideas are not worth listening to" is an answer supported by the text. For that reason, C is our answer.
