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
Function of thick gastric mucosa is ? 
Select and explain. 
A. Protects epithelium, B. Neutralises HCL, C. Traps foreign paicles, D. None of the above
A: Protects epithelium
Answer: A: Protects epithelium 
Explanation: Ans. is 'a' i.e., Protects epithelium