The Existence of Disorders Such as Koro, Susto, Amok, and Windigo

The existence of disorders such as koro, susto, amok, and windigo remind us that:

A) people in other cultures experience much worse disorders than we do.
B) people experience the same disorders around the world but call them different things.
C) culture and diagnosis should be entirely independent.
D) classifications applied in one culture may not be appropriate in another.