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
The best site to obtain a swab in asymptomatic gonorrhea is - 
Select and explain. 
A. Endocervix, B. Urethra, C. Lateral vaginal wall, D. Posterior fornix
A: Endocervix
Answer: A: Endocervix 
Explanation: None