When Psychologists Identified the "Big Five" Personality Traits, a Major

When psychologists identified the "big five" personality traits, a major criterion for identifying any of these traits was that the traits

A) should reflect points accepted by Freud, Jung, Adler, and other theorists.
B) should depend on different neurotransmitters.
C) should not correlate with one another.
D) should develop at different ages.