Hi so once again with technical problems I got kicked out and my tutor was all done answering but I couldn’t see the answer

ANSWER:
A. It requires no work.
STEP-BY-STEP EXPLANATION:
The heat pump is a thermal machine that takes heat from a cold space and transfers it to a warmer one thanks to a work provided from the outside.
Which means it requires work, so the correct answer is A. It requires no work.