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]: She prefers to use laptop over desktop PC, because the _ is more mobile for her needs.
[A]: laptop


[Q]: The pine trees were still green in December, but the oak trees were not, because the _ keep their leaves in fall.
[A]: pine trees


[Q]: It was easier to write the note than it was to write the testament because the _ was more formal.
[A]:
testament