The answer is A: Don Quixote's region.
La Mancha is an actual region in Spain, not too far from Madrid, from which comes our famous and most beloved knight, Don Quixote de la Mancha (Don Quixote from La Mancha, Spain), Cervantes´s most celebrated character.
The novel begins, as a matter of fact, like this: “Somewhere in la Mancha, in a place whose name I do not care to remember, a gentleman lived not long ago…”
