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: Anaesthesia
[{'content': 'Following is an adverse effect of Etomidate – \nSelect and explain. \nA. Adrenocortical suppression, B. Hypertension, C. Hyperkalemia, D. Emergence phenomena', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]