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: Pharmacology
Which of the following causes minimum bone marrow suppression ? 
Select and explain. 
A. Bleomyc, B. 5FU, C. Cytarabine, D. Topotecan
A: Bleomyc
Answer: A: Bleomyc 
Explanation: Ans. is `a' i.e., Bleomycin Marrow sparing anticancer drugs- Vicristine, bleomycine and L-asparaginase.