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

SOLUTION: textbooks

PROBLEM: We went shopping for a new mattress and had trouble deciding between one that is firm or soft, so picked the _ one that felt like clouds.

SOLUTION: soft

PROBLEM: The school insisted on a dress code for the student body, because the _ was unkempt.

SOLUTION:
student body