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: Alexa was trying to dry their hair and started using ObjectX instead of ObjectY because _ was worse for their hair.

SOLUTION: ObjectY

PROBLEM: She chose to wax her legs rather than using a razor because she disliked the rougher look that using the _ gave her.

SOLUTION: razor

PROBLEM: The length  of thread wound on the rod is so much because the _ is thin.

SOLUTION:
thread