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.

Q: The water got murky after the stone was dropped into it but the _ was before dirty.

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

A: beard
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Q: Since it was a beautiful day, his friend invited him to the park to play frisbee. The _ was flying.

A:
frisbee
****