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: Billy wanted to prevent having his radiator overheat in the desert sun so he added water but the _ was too little.

Answer: water


Question: Kirk had hurt his leg muscle at the gym and he treated it with epsom salt while avoiding balm, because he thought the _ might make it worse.

Answer: balm


Question: Jame finally found the letter in the file after checking the office multiples times. The _ had always been visible.

Answer:
file