input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 23-year-old man comes to the clinic for yellowing of his eyes. The patient has been relatively healthy and just recently started “intermittent fasting” to try to lose weight. He recalls a similar episode 4 years ago when he was recovering from an emergency appendectomy. The patient denies smoking but endorses an episode of binge drinking 2 days ago. He is sexually active with both men and women. His physical examination is unremarkable besides scleral icterus. What is the most likely explanation for this patient’s symptoms?   (A) Autoimmune-mediated fibrosis of biliary tract   (B) Chronic viral infection of the liver   (C) Decreased activity of UDP-glucuronosyltransferase   (D) Defective bilirubin excretion
output: ['(C) Decreased activity of UDP-glucuronosyltransferase <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Autoimmune-mediated fibrosis of biliary tract  (B) Chronic viral infection of the liver  (C) Decreased activity of UDP-glucuronosyltransferase  (D) Defective bilirubin excretion <> possible answers', '  A 23-year-old man comes to the clinic for yellowing of his eyes. The patient has been relatively healthy and just recently started “intermittent fasting” to try to lose weight. He recalls a similar episode 4 years ago when he was recovering from an emergency appendectomy. The patient denies smoking but endorses an episode of binge drinking 2 days ago. He is sexually active with both men and women. His physical examination is unremarkable besides scleral icterus. What is the most likely explanation for this patient’s symptoms? <> context']