input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** An elderly male presents 2 months after renal trans-planatation with nephropathy. Which of the following can be a viral etiological agent?   (A) Polymoa virus BK   (B) Human herpes virus type 6   (C) Hepatitis C   (D) Human papillorna virus, high risk types
output: ['(A) Polymoa virus BK <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Polymoa virus BK  (B) Human herpes virus type 6  (C) Hepatitis C  (D) Human papillorna virus, high risk types <> possible answers', '  An elderly male presents 2 months after renal trans-planatation with nephropathy. Which of the following can be a viral etiological agent? <> context']