A Patient's Wife Reports to the Nurse That She Was

A patient's wife reports to the nurse that she was told her husband's PTSD may be related to cognitive problems.She is asking the nurse to explain what that means.Which of the following are accurate statements about the cognitive theory as it applies to PTSD? Select all that apply.

A) People are vulnerable to trauma-related disorders when their fundamental beliefs are invalidated.
B) Cognitive theory addresses the importance of how people think (or cognitively appraise) events.
C) Dementia is a common symptom of PTSD.
D) Amnesia is the biggest cognitive problem in PTSD and is the primary cause of trauma-related disorders.