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 nurse decided to provide care to the beds instead of the floors, since the _ were dirty.
answer:
beds


question:
While taking classes at the college, Sam bought the textbooks she needed and returned the notebook she didn't. The _ were necessary.
answer:
textbooks


question:
To properly diagnose this condition, the doctor removed the stethoscope and got the thermometer, as the _ was vital in finding the symptoms.
answer:

thermometer