TASK DEFINITION: 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.
PROBLEM: The horse ran faster on the track than in the field because the _ was more slippery.

SOLUTION: field

PROBLEM: Danika prefers pots with plastic handles over metal handles, because the _ have worse heat resistance.

SOLUTION: metal handles

PROBLEM: Mark wanted to redecorate the walls with paint or wallpaper, John went with the _ because it is cheaper.

SOLUTION:
wallpaper