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
False about Bone marrow biopsy 
Select and explain. 
A. Can be done in prone or lateral position, B. To find out infiltrative and granulomatous disorders, C. Breath holding not necessary, D. Contraindicated when platelet count is below 40,000
D: Contraindicated when platelet count is below 40,000
Answer: D: Contraindicated when platelet count is below 40,000 
Explanation: Ans: D. Contraindicated when platelet count is below 40,000CT-guided bone marrow biopsy is safe in thrombocytopenic patients, with a hemorrhagic complication rate below 1.6% for patients with a platelet count of 20,000-50,000/mL. Routine preprocedure platelet transfusion may not be necessary for patients with a platelet count of 20,000-50,000/mL.