input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Patient with carcinoma endometrium treated with pelvic external beam irradiation to whole pelvis. Which of the following organs is most radiosensitive in the pelvic region?   (A) Ovary   (B) Vagina   (C) Bladder   (D) Rectum
output: ['(A) Ovary <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Ovary  (B) Vagina  (C) Bladder  (D) Rectum <> possible answers', '  Patient with carcinoma endometrium treated with pelvic external beam irradiation to whole pelvis. Which of the following organs is most radiosensitive in the pelvic region? <> context']