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: Physiology
Normal myeloid/erythroid ratio is: 
Select and explain. 
A. 0.736111111, B. 3.513888889, C. 0.111111111, D. 1:50
A: 0.736111111
Answer: A: 0.736111111 
Explanation: None