What Is the Relationship Between Childhood Sexual and Physical Abuse

What is the relationship between childhood sexual and physical abuse and borderline personality disorder?

A) Although early trauma may play a small role in the development of borderline personality disorder, it is likely that biological factors play the major role.
B) Neither sexual nor physical abuse appears to be necessary or sufficient to produce the disorder.
C) Early trauma is indirectly related to the disorder in that all cases of borderline personality disorder resemble post-traumatic stress disorder.
D) Because early abuse is linked to a number of disorders in addition to borderline personality disorder, it is unlikely that it is causally related to any specific disorder.