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
Trichotillomania? 
Select and explain. 
A. Irresistable desire to set fire, B. Irresistable desire to steal things, C. Compulsive hair pulling, D. Pathological gambling
C: Compulsive hair pulling
Answer: C: Compulsive hair pulling 
Explanation: Ans. is 'c' i.e., Compulsive hair pulling