You need to answer a given question containing a blank (_). Your answer must be one of the two objects mentioned in the question, for example "trophy" and "suitcase". Your answer must not contain a word that is not present in the question. Please don't use articles (e.g., the, a) before the answer.

Q: In an effort to reduce injury, the company has started requiring lifting straps for both men and women.  _ have been hurt more because they don't use them.

A: men
****
Q: The mop was brought out and dragged across the floor because the _ was clean.

A: mop
****
Q: The child knocked on the wall and not on the door since the _ was acoustic.

A:
wall
****