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.

Input: Consider 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.

Output: commercial


Input: Consider Input: The adjuster determined that due to sudden terrible weather, the accident was not the driver's fault, and the _ could not have been prevented.

Output: accident


Input: Consider Input: The man took lots of pills to calm his nerves but the _ were too weak.


Output: pills