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]: I tried to put the document into my folder on the computer, but it didn't fit because the _ was too full.
[EX A]: folder

[EX Q]: To be safe, we tossed our discs near the door and away from the window , as the _ was fragile .
[EX A]: window

[EX Q]: After the knee surgery he tried to use walker but switched to wheelchair, because the _ was uncomfortable.
[EX A]:
walker