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.
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Question: The woman's eye socket turned black after the fast punch because the _ was powerful.

Answer: punch


Question: The delicate sculpture of the dolphin cracked when it was fired in the kiln, because the _ was too hot.

Answer: kiln


Question: Jane had an illness and the doctor listened to her heartbeat, but the _ was weak.

Answer:
heartbeat