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 carpool was a less beneficial way to get my son to school than driving my car because with the _ you never have to wait on others.

SOLUTION: car

PROBLEM: It took James all the days of the month to finish the paintings because the _ are long.

SOLUTION: paintings

PROBLEM: He could explain the simple or complicated problem to the class, but the _ one required more time.

SOLUTION:
complicated