To Gain an Understanding of the Complete Picture of Human

To gain an understanding of the complete picture of human personality researchers must

A) all work together to gain an understanding of the human nature level of human behavior.
B) be systematic in their approaches, use diverse methods and approaches of study, and communicate clearly with other researchers working in various areas of personality psychology.
C) build upon the foundation of the knowledge developed by researchers investigating the intrapsychic domain.
D) continue to work in even narrower specialty areas within personality psychology.