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: Physiology
[{'content': 'Which of the following has highest pH? \nSelect and explain. \nA. Saliva, B. Gastric juice, C. Pancreatic juice, D. Bile', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pancreatic juice has the highest pH because it is basic Ref: guyton and hall textbook of medical physiology 12 edition page number:414,415,416', 'role': 'assistant'}]