Which interrogative pronoun best completes the sentence?
how is the pronoun used?

dirty dishes are still soaking in the sink?

a.
whom; direct object

b.
whose; possessive

c.
who's; subject (in a contraction with a verb)

d.
whom; object of a preposition

Ask your question to the AI advisor

Ai-bot is an expert in any field and is the perfect companion for reliable and useful answers and advice on a variety of topics, including science, history, technology, art, sports, health, culture and more.