Why Do People High in Extraversion Run a Somewhat Greater

Why do people high in extraversion run a somewhat greater risk of dying earlier?

A) They are more likely to abuse drugs and die in accidents.
B) They are too open and honest and so get hurt more frequently.
C) They have higher white blood cell counts.
D) People high in extraversion also tend to be high in neuroticism, which is the real source of increased risk.