Why is it important not to form cliques with friends or ignore or leave out team members that you are not close to personally?

Leaving out teammates or forming a tight clique can make some people feel excluded and weaken trust and cooperation. That can create divisions on the team, which is why choice A is correct. Teammates do not all have to be close friends; they should still treat one another respectfully and include everyone in team activities.

AI-written and checked against the verified answer.