input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Langerhan’s histiocytosis was previously known as   (A) Eosinophilic granuloma   (B) Pyogenic granuloma   (C) Letterer siwe disease   (D) Histiocytosis x
output: ['(D) Histiocytosis x <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Eosinophilic granuloma  (B) Pyogenic granuloma  (C) Letterer siwe disease  (D) Histiocytosis x <> possible answers', '  Langerhan’s histiocytosis was previously known as <> context']