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.

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.
commercial

The vet prescribed an antibiotic to the cat to help it get over its cold, because the _ had lingered.
cold

There's a video going around of a man wearing a tiara and cape. The _ looks like something a Princess would wear.

tiara