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.

[EX Q]: When told to pick the blocks up from the rug and put them on the shelf, he put them on the _ because he was obedient.
[EX A]: shelf

[EX Q]: The thief put all of the items from the safe into his bag until the _ was full.
[EX A]: bag

[EX Q]: It was natural that the cheese rolled down the hill and not the ham since the _ was circular.
[EX A]:
cheese