In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

[Q]: who has the most gold medals in history
[A]: Michael Phelps


[Q]: who's the lead singer of the doobie brothers
[A]: Tom Johnston


[Q]: what is the active ingredient in ortho home defense
[A]:
Bifenthrin