This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'All of the following cancers commonly metastasize to the liver Except \nSelect and explain. \nA. Breast, B. Prostate, C. Colon, D. Pancreas', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Secondaries in the liver are common malignant tumours * In bone * In liver * In brain Causes can be -Abdominal: Carcinoma in stomach, colon, pancreas, small bowel, kidney, abdominal oesophagus, rectum, carcinoids. -Extra-abdominal: * Melanoma. * Carcinoma breast, lung, thoracic oesophagus, bladder, prostate. *Testicular and adrenal tumours. * Follicular carcinoma thyroid (FCT). Commonly secondaries in the liver are multiple, multiple in one lobe or in both lobes. It can be solitary (rare). ref: SRB&;S manual of surgery, ed 3, pg no 543', 'role': 'assistant'}]