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: The cooking spray worked a lot better than the butter, because the _ covered the whole pan more.

SOLUTION: spray

PROBLEM: The engineer created robots to replace the algorithms at solving the puzzle. The _ were more advanced.

SOLUTION: robots

PROBLEM: Punk was her favorite type of music, but she liked to relax to a romance book, too.  She just preferred the _ to be placid.

SOLUTION:
book