The correct answer should be A. Whomever.
This is because this can be paraphrased as "the instructor has picked him" not "the instructor has picked he". Him corresponds to whomever while he corresponds to whoever.
Chronological order is the term.
Answer: is option a
Explanation: just took the quiz
I could be wrong, but I would think 'verb'.
Hopes this helps!
Answer:
The police ate the murder weapon
Explanation:
I've read the book/article