Task: Question Answering
Input (English): Question: An 80-year-old man with a history of hypertension, ischemic heart disease and COPD, who underwent a complete rectocolonoscopy due to rectal bleeding, with the following findings: polypoid lesion 3 cm in diameter located 10 cm from the anal margin, occupying the half of the circumference. Rest of exploration without findings until blind. In the polyp biopsy, an adenocarcinoma limited to the submucosa is seen. Endorectal ultrasound: uT1N0. Pelvic MRI: T1N0. TC: No evidence of disease at a distance. What will be the most likely therapeutic decision to be made in the Multidisciplinary Tumor Commission? 
 Options:  <1> Abdominal-perineal rectum amputation. <2> Neoadjuvant radiotherapy and low anterior resection of the rectum by laparoscopy. <3> Transanal endoscopic microsurgery. <4> Anterior low resection of laparotomic rectus. <5> Anterior low resection of laparoscopic rectal route and adjuvant radiotherapy.
Output (English): 3