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: Biochemistry
[{'content': 'The following are derived from cholesterol, EXCEPT \nSelect and explain. \nA. Bile acids, B. Steroid hormones, C. Vitamin D, D. Energy', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]