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: Pathology
A bacterial disease with oral manifestations is 
Select and explain. 
A. Herpes, B. measles, C. Diphtheria, D. Leishmaniasis
C: Diphtheria
Answer: C: Diphtheria 
Explanation: None