While both parody and satire use humor as a tool to effectuate a message, the purpose of a parody is to comment on or criticize the work that is the subject of the parody. By definition, a parody is a comedic commentary about a work, that requires an imitation of the work.
the state or fact of having a duty to deal with something or of having control over someone. or the state or fact of being accountable or to blame for something
