Which pronoun is correct?__ are my classmatesa) Theyb) Themc) TheirThe correct answer is: a) They Explanation: They is a subject pronoun and is used as the subject of the sentence.They are my classmates. (Correct) Them is an object pronoun and cannot be used as the subject.I know them. (Correct usage, but not in this case) Their is a possessive pronoun (shows ownership).Their books are on the table. (Correct in another context) So, the right choice is They.