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: Pediatrics
All of the following are preschool age problems EXCEPT: March 2013 (b, c, d) 
Select and explain. 
A. Sleeping disorde, B. Temper tantrum, C. Pica, D. Stuttering
B: Temper tantrum
Answer: B: Temper tantrum 
Explanation: Ans. B i.e. Temper tantrum Temper tantrum reaches its peak point during second and third year of life and gradually subsides in between 3-6 years as the child learns to control his negativism and complies to the request of others