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: She prefers to use laptop over desktop PC, because the _ is more mobile for her needs.
Example Output: laptop

Example Input: I used a battery to take pictures with the camera and put them in an album until the _ needed charging.
Example Output: battery

Example Input: Prayer could be heard in the library but not at the store, as the _ was hostile to this form of expression.
Example Output:
store