This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Which of the following carcinoma is familial - \nSelect and explain. \nA. Breast, B. Prostate, C. Cervix, D. Vaginal', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Familial cancers\n\nthese cancers may occur at higher frequency in certain families without a clearly defined pattern of transmission.\nVirtually all the common types of cancers that occur sporadically have also been reported to occur in familial forms.\nexamples include carcinomas of\nbreast\nbrain\ncolon\nmelanoma\novary\nlymphomas\n\n\nfeatures that characterize familial cancers include early age at onset, tumors arising in two or more close relatives of the index case, and sometimes, multiple or bilateral tumors.', 'role': 'assistant'}]