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: Pathology
Poor prognostic indicator in ALL - 
Select and explain. 
A. Age < 2 year, B. TLC 4000-10,000, C. Presence of testicular involvement at presentation, D. Presence of blasts in peripheral smear
A: Age < 2 year
Answer: A: Age < 2 year 
Explanation: Ans. is 'a' i.e. Age < 2 year