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
TIGAR-O classification is for 
Select and explain. 
A. Acute pancreatitis, B. Chronic pancreatitis, C. Pancreatic cancer, D. Pancreatic injuries
B: Chronic pancreatitis
Answer: B: Chronic pancreatitis 
Explanation: Chronic pancreatitis Classification of various causes of chronic pancreatitis based on TIGAR-O system TIGAR-O consists of Toxic metabolites Idiopathic Genetic Autoimmune Recurrent severe Obstructive Ref: Sabiston 20th edition Pgno :1531-1536