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: Knot and knight both have silent K's making them hard to spell without context. The _ is a longer word so it is harder.

SOLUTION: knight

PROBLEM: I wanted to order coffee, and was asked black or sugar, so I ordered _ coffee because it is bitter.

SOLUTION:
black