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]: John dusted the furniture in his room with a towel and it got the _ dirty.
[A]: towel


[Q]: The drifter pulled out his harmonica while riding the train and played a tune over the _ noise.
[A]: train


[Q]: We used the office for meetings but not for parties, as the atmosphere there was suitable for the _ .
[A]:
meetings