This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'What is the rationale behind xenobiotic metabolism by CYP enzymes? \nSelect and explain. \nA. increases water solubility, B. increases lipid solubility, C. conversion to an active metabolite, D. makes it suitable to evaporate through skin surface', 'role': 'user'}, {'content': 'Answer: A \nExplanation: the aim of xenobiotics metabolism is to increase water solubility so that these compounds can be exceed through urine. (Ref-Goodman Gillman 12th/e p124/125)', 'role': 'assistant'}]