It's Believed That the Dark Triad Characteristics Are So Prevalent

It's believed that the dark triad characteristics are so prevalent and have persisted for so long because __________.

A) they are useful for forming sexual relationships.
B) people are competitive by nature and these traits allow for game-playing and manipulation
C) women tend not to respect "nice" guys, which has reinforced "bad boy" behavior in men
D) at our core, humans are callous, selfish individuals and civilization has not been able to change that reality