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:
The window got broken when james hit his head on it while sleeping. The _  is hard.
answer:
head


question:
The hospital bill affected my credit score negatively, but the insurance bill did not. That's because I paid the _ on time.
answer:
insurance bill


question:
I filled my fountain pen with ink from a bottle until the _ was empty.
answer:

bottle