input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 42 years old male patient presented with jaundice. His AST was 48 U, ALT was 51 U, ALP, GGTP were normal. Ultrasound of liver was suggestive of cirrhosis. Viral markers were done and the following results were obtained.TestResultAnti-HAVNegativeAnti-HBsAgNegativeAnti-HBeAgNegativeAnti-HBcAg IgGPositiveAnti-HBcAg IgMNegativeHBsAgNegativeAnti-HCVPositiveAnti-HEVNegativeWhat is the next best step in management of this patient?   (A) Sta interferon therapy   (B) Liver biopsy   (C) -PCR for hepatitis C virus   (D) PCR for HBV-DNA
output: ['(C) -PCR for hepatitis C virus <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Sta interferon therapy  (B) Liver biopsy  (C) -PCR for hepatitis C virus  (D) PCR for HBV-DNA <> possible answers', '  A 42 years old male patient presented with jaundice. His AST was 48 U, ALT was 51 U, ALP, GGTP were normal. Ultrasound of liver was suggestive of cirrhosis. Viral markers were done and the following results were obtained.TestResultAnti-HAVNegativeAnti-HBsAgNegativeAnti-HBeAgNegativeAnti-HBcAg IgGPositiveAnti-HBcAg IgMNegativeHBsAgNegativeAnti-HCVPositiveAnti-HEVNegativeWhat is the next best step in management of this patient? <> context']