This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
True about posttraumatic stress disorder : 
Select and explain. 
A. Recall of traumatic events, B. Associated with major trauma like pelvic, C. Disturbed sleep, D. All
D: All
Answer: D: All 
Explanation: A ie. Recall of traumatic events; B i.e. Associated with major trauma; C i.e. Disturb Sleep