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\*.

who is usually responsible for writing unit tests
software developers

who wrote ball and chain by social distortion
Mike Ness

who does the voice of hayley smith on american dad

Rachael Ann MacFarlane Laudiero