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
All are true of arhalasia cardia except- 
Select and explain. 
A. Dysphagia, B. Aspiration pnemonitis, C. Mecholyl test is hyposensitive, D. X-ray finding of dilated esophagus with a narrow end
C: Mecholyl test is hyposensitive
Answer: C: Mecholyl test is hyposensitive 
Explanation: None