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: Anatomy
Length of a mature human spermatozoon is? 
Select and explain. 
A. 50-60 microns, B. 10-40 microns, C. 100-200 microns, D. 300-500 microns
A: 50-60 microns
Answer: A: 50-60 microns 
Explanation: A i.e. 50- 60 microns