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': 'Bilirubin in conjugation with glucoronic acid conjugation has properties - \nSelect and explain. \nA. Able to cross cell membrane, B. Hydrophillic to hydrophobic, C. Hydrophobic to hydrophilic, D. Lipid soluble', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]