Question

Which interrogative pronoun best completes the sentence? How is the pronoun used? __________ fishing rod is still lying on the dock? A. Who's; subject (in a contraction with a verb) B. Whom; object of a preposition C. Whose; possessive D. Whom; direct object

Answer 1

Whose fishing rod is still lying on the dock?
A) Who's means who is. Who is fishing rod on the docs make no sense.
BWhom fishing rod on the docs makes no since either
C is correct
DWhom makes no sense

~Hope this helps