instruction:
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:
Tony bought a video game at the store by taking a bus ride but the _ was too difficult.
answer:
bus ride


question:
Ty had more pimples on his back than on his face because the pores on the _ were clogged.
answer:
back


question:
The medical device is all that we need to fix the problem that the wrench could not, the _ was powerful.
answer:

device