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: Physiology
Which of the following secretions has a very high pH: 
Select and explain. 
A. Gastric juice, B. Pancreatic juice, C. Bile in gall bladder, D. Saliva
B: Pancreatic juice
Answer: B: Pancreatic juice 
Explanation: None