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
What is the rationale behind xenobiotic metabolism by CYP enzymes 
Select and explain. 
A. Increase in water solubility, B. Increase in lipid solubility, C. Conversion to an active metabolites, D. Makes it suitable to evaporate through skin surface
A: Increase in water solubility
Answer: A: Increase in water solubility 
Explanation: Refer Katzung 12th/p53,54 The aim of xenobiotic metabolism is to increase water solubility so that these compounds can be excreted in urine