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

Ex Output:
assignment


Ex Input:
Jane needed the braces the dentist put on her teeth there because the _ are weak.

Ex Output:
teeth


Ex Input:
He struggled to control his hunger, and always had cravings for candy because the _ are uncontrollable.

Ex Output:

cravings