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: Microbiology
Wuchereria bancrofti, true is - 
Select and explain. 
A. Unsheathed, B. Tail tip free from nuclei, C. Non-periodic, D. All
B: Tail tip free from nuclei
Answer: B: Tail tip free from nuclei 
Explanation: None