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.

The lotion that my sister bought, didn't work on her skin because the _ was out of date.
lotion

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

George did the concrete driveway before doing a concrete foundation because doing a _ was more advanced.

foundation