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.
--------
Question: The math tests were a lot more strenuous than the history quizzes, there the _ I failed.

Answer: tests


Question: She had a lower back pain but her headache was gone, so the _ problem was comforting her now.

Answer: headache


Question: The garage door opener broke and I couldn't decide if I should replace the remote or the motor.  I fixed the _ and it worked.

Answer:
motor