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
Dilation of the salivary duct secondary to epithelial atrophy as a result of repeated inflammatory or infectious process is 
Select and explain. 
A. Sialodochitis, B. sialadenitis, C. Sialolithiasis, D. Mucocele
A: Sialodochitis
Answer: A: Sialodochitis 
Explanation: None