This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pediatrics, environment and nutrition, Subject name: Pathology
In an infant, bone marrow biopsy is done from 
Select and explain. 
A. Tibia, B. Sternum, C. Posterior superior iliac spine, D. iliac crest
A: Tibia
Answer: A: Tibia 
Explanation: . The tibia is the site for bone marrow biopsy in the newborn infant and in children under 2 years of age. Ref Robbins 9/e pg 261-262