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

His legs got stronger from pulling the sled instead of pushing the block, although _ was heavier in weight.
block

The two clothing items I love the most are my navy pencil skirt and black leather jacket. The _ is because it makes me look so badass.

jacket