Answer: b. Whether the article will have an accompanying commentary.
Explanation;
Commentary for the publication of manuscript involves the article along with which the manuscript is published. It is not mandatory for the publication of the manuscript. The chief editor of the journal invites the well known author or professional to comment on the manuscript by creating an additional article so that it may receive more attention from the readers.
The answer to this is B. Social Identity
As for question number 7 this is how you can be cool take it from someone who has had a personal experience with trying to be cool well for one just be your self and others can accept you for who you are or not accept you but at the end of the day you’re going to be worrying about trying to be cool and the people you tryna be cool for going to still be living there life not worried I pray this helps .