input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Active form of vitamin D in kidney is:   (A) 1 dihydroxy cholecalciferol   (B) 25 hydroxy cholecalciferol   (C) 1, 25 dihydroxy cholecalciferol   (D) 7 dihydroxy calciferol
output: ['(C) 1, 25 dihydroxy cholecalciferol <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 1 dihydroxy cholecalciferol  (B) 25 hydroxy cholecalciferol  (C) 1, 25 dihydroxy cholecalciferol  (D) 7 dihydroxy calciferol <> possible answers', '  Active form of vitamin D in kidney is: <> context']