The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Postrenal transplant patient presents with diarrhoea after 3 months; it was showing organism measuring 2-6 micron meter and kinoyn stain positive. Most likely it is caused by:   (A) Balantidium coli   (B) Clostridium difficile   (C) Cystoisospora belli   (D) Cryptosporidium hominis
['(D) Cryptosporidium hominis <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Balantidium coli \n (B) Clostridium difficile \n (C) Cystoisospora belli \n (D) Cryptosporidium hominis <> possible answers', '  Postrenal transplant patient presents with diarrhoea after 3 months; it was showing organism measuring 2-6 micron meter and kinoyn stain positive. Most likely it is caused by: <> context@']