This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
[{'content': 'The most significant effect of ACE inhibition is \nSelect and explain. \nA. Hypotention, B. Hypeension, C. Hypocalcemia, D. Hypercalcemia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Refer kDT 6/e p 484 Sho acting ACE inhibitors like captopril main result in postural hypotension.ACE Inhibitors do not affect serum calcium level', 'role': 'assistant'}]