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
[{'content': 'Which hormone does not act through cAMP ? \nSelect and explain. \nA. TSH, B. Adrenaline, C. Insulin, D. ACTH', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Insulin", 'role': 'assistant'}]