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.

Rachel preferred to purchase carnations instead of roses to decorate her house because the _ have more thorns and she has young kids.
roses

She needed an adhesive like glue or tape for her project, but the _ was missing.
glue

It is always recommended to photograph fireworks by setting the camera on tripod compared to hand holding camera because the _ produces sharper photographs at night.

camera on tripod