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:
Tom needed to decide if he wanted to use a homemade remover or commercial remover to remove the wallpaper, the _ version was harmful for the environment.

Ex Output:
commercial


Ex Input:
Sam and John couldn't agree on which part of the meal was more important: the food or the wine. Sam said the _ was more filling and satisfying.

Ex Output:
food


Ex Input:
The first specifications were thrown out and the second specifications were used because the _ failed to meet requirements.

Ex Output:

first specifications