<span>D.
Madira painted more pictures for the art show than anyone did.</span>
Passive voice refers to an action that is being done to a subject. Active voices refers to an action that the object is doing. So your converted sentence would be "How was that word written?" Since you are talking about something being done to an object.
This is not normal third person, but Third Person Omniscient.
This is because this is for every character instead of just one. Hope I helped :)