I think the answer is "each other" for all of them?
Answer:
<em><u>Friendship is a relationship of mutual affection between people. It is a stronger form of interpersonal bond than an association, and has been studied in academic fields such as communication, sociology, social psychology, anthropology, and philosophy.</u></em>
Explanation:
<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>✌️</u></em>
