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:
The woman enrolled her puppy in training classes to get him to walk on a leash, because the _ scared the puppy.

Ex Output:
leash


Ex Input:
To be safe, we tossed our discs near the door and away from the window , as the _ was fragile .

Ex Output:
window


Ex Input:
We planted a garden on the rooftop and helped the building go green because the _ helped the environment.

Ex Output:

garden