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: Surgery
Which of the following group constitute Frey's syndrome 
Select and explain. 
A. Hyperhydrosis, enophthalmos and miosis, B. Anhidrosis, enophthalmos and miosis, C. Redness and sweating over the auriculotemporal during meal, D. Pain over the distribution of the auriculotemporal nerve during meal
C: Redness and sweating over the auriculotemporal during meal
Answer: C: Redness and sweating over the auriculotemporal during meal 
Explanation: None