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.

[EX Q]: The essay on microbiology was more interesting than the one written on statistics. _ must be an interesting subject.
[EX A]: microbiology

[EX Q]: He was unable to reach the steering wheel in his car from the seat because the _ was too high.
[EX A]: steering wheel

[EX Q]: His cold was less intense than the flu he had last year, because the _ lasted one day.
[EX A]:
cold