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': 'Lipid is required in the average diet because it \nSelect and explain. \nA. has a high caloric value, B. provides essential fatty acids, C. aids in absorption of carbohydrates, D. is necessary for storage of carbohydrates', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]