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
Which of the following is not a sexually transmitted disease - 
Select and explain. 
A. Hepatitis B, B. Amoebiasis, C. Bacterial vaginosis, D. Yaws
D: Yaws
Answer: D: Yaws 
Explanation: None