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.

[Q]: The arm was injected with medicine, but not the leg, because the _ had was fine.
[A]: leg


[Q]: I used a battery to take pictures with the camera and put them in an album until the _ needed charging.
[A]: battery


[Q]: Both the energy and gaming stock appeared to have a prosperous future, but the _ stock was selling higher.
[A]:
energy