Answer: A) Who
Explanation for this question is being written.
Answer: A) Brother
Answer: B) WHICH
Answer: B) What
Answer: D) Whoever
Answer: A) Whoever
Answer: B) Whom
Answer: A) A
Answer: C) Whom
Answer: D) Pronoun
Answer: C) Who
Answer: A) Relative pronoun.
Answer: B) Who, whom, that.
Answer: C) Whose
Answer: B) Who
Answer: C) The boy which won the prize is my cousin.
Answer: A) WHO
Answer: A) Yes
Answer: D) Who
Answer: C) Which
Answer: B) Pronoun
Answer: B) B
Answer: B) Possession or relationship.
Answer: B) The man who phoned didn't give his name.
Answer: B) Which refers to the entire preceding clause about increased interest in recycling.
Answer: B) PN
Answer: A) Whose
Answer: D) Whom
Answer: C) C
Answer: A) Whom
Answer: A) Who's
Answer: A) Relative