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 3 year old child has a fever of 102 degrees F; and
following upper respiratory tract infection discrete vesicles and ulcers on the soft plate and pharynx are noted. The most probable diagnosis is 
Select and explain. 
A. Herpangina, B. Scarlet fever, C. RubeLlla, D. Herpetic gingivostomatitis
A: Herpangina
Answer: A: Herpangina 
Explanation: None