I think i would chose d, although the others aren't bad either :/ i would say d because of their involvement in the war
The correct answer is - D. none of the above.
The region that is described in the statement is a vernacular region. This types of regions do not have official boundaries created by the administrative forces, but instead, this regions have a population that shares one or more common traits, be it ethnic, religious, cultural, physical trait, and thus they have something unique in their population that is only common in there and it distinct's that population from the other populations.
Moderate is your answer hope this helps!
Water!!! think of hydrolics, answer is c!