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: Social & Preventive Medicine
Vertical transmission is seen in - 
Select and explain. 
A. Herpes simplex, B. Leprosy, C. Tetanus, D. Whooping cough
A: Herpes simplex
Answer: A: Herpes simplex 
Explanation: None