​What is the relationship between the experience of pain and some types of psychopathology?

A) ​People with personality disorders have heightened pain perception.
B) ​People with pain-prone personalities tend to have borderline personality disorder.
C) ​People with pain-resistant personalities tend to have bipolar disorder.
D) ​It is unclear whether psychopathology leads to chronic pain, or vice versa.

The relationship between the experience of pain and psychopathology is complex and bidirectional. Chronic pain can lead to the development of psychopathology, such as depression and anxiety, while pre-existing psychological factors can also increase vulnerability to chronic pain. It is unclear whether psychopathology leads to chronic pain or vice versa, as both possibilities exist. Therefore, option D is the best choice.