This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Child Psychiatry, Subject name: Psychiatry
Habit disorder is all except: 
Select and explain. 
A. Thumb sucking, B. Nail biting, C. Temper tantrums, D. Tics
C: Temper tantrums
Answer: C: Temper tantrums 
Explanation: The 'habit disorder' is used to describe a class of disorder that is characterised by repetitive and unwanted behaviours. Two types : Tic disorders Body focused repetitive behaviours such as hair pulling, skin picking, nail biting, thumb sucking, and cheek chewing