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.

Ex Input:
She needed an adhesive like glue or tape for her project, but the _ was missing.

Ex Output:
glue


Ex Input:
Steven's teacher made him redo the homework assignment, because he had failed to understand the _ .

Ex Output:
assignment


Ex Input:
The sound of the speaker put a crack on the window close to it because the _ is too weak.

Ex Output:

window