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.

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

Since it was a beautiful day, his friend invited him to the park to play frisbee. The _ was flying.
frisbee

Peggy filled the bathtub with hot water and bubbles but not salts, because the _ smelled awful.

salts