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.

Example Input: James won the legal argument because he presented video evidence that contradicted the witness as the _ was dubious.
Example Output: witness

Example Input: He ordered salad instead of burger and coke, because the _ will help her stay thin.
Example Output: salad

Example Input: The groundskeeper replaced the filter in the pond. He could see that the _ was full.
Example Output:
filter