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]: While taking classes at the college, Sam bought the textbooks she needed and returned the notebook she didn't. The _ were necessary.
[A]: textbooks


[Q]: My friend Jose always came to my house less he went to Sam's home, because the _ was farther from him.
[A]: house


[Q]: The planted tree cannot form the shade for the fence yet because the _ is shorter.
[A]:
tree