This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
Which of the following is the most common presenting symptom of non-cirrhotic poal hypeension 
Select and explain. 
A. Chronic liver disease, B. Ascites, C. Upper gastrointestinal bleeding, D. Encephalopathy
C: Upper gastrointestinal bleeding
Answer: C: Upper gastrointestinal bleeding 
Explanation: Chronic liver disease, ascites and encephalopathy are all features of cirrhotic liver. Non-cirrhotic poal hypeension presents most commonly with variceal bleeding Ref : CSDT 13/e p537