What is a strategy for an effective group discussion?

A helpful strategy for an effective group discussion is "Everyone in the group should get an equal opportunity to express an opinion."

Explanation:

It is important during a group discussion to let everyone express themselves in a balanced and control way, respecting the time and opinions of others, if everyone comes to express their point of view, some of the participants can get to understand other ideas and get to a common ground into the discussion.

showing or suffering from nervousness, fear, or a lack of confidence

i'm pretty sure i had this question the other day and b was the right answer.