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: Pharmacology
[{'content': 'What is the mode of action of Sodium C romoglycate? \nSelect and explain. \nA. Mast cell stabilization, B. Antihistaminic, C. Anticholinergic, D. None of the above', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Mast cell stabilization", 'role': 'assistant'}]