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:
Bob needed to shave both his beard and his eyebrows, but the _ was dense.
answer:
beard


question:
Jane couldn't fit the fabric in the washing machine because the _ was too small.
answer:
machine


question:
The serum sold out but there were lots of tubes of moisturizer left at the store, since the _ had ineffective ingredients.
answer:

moisturizer