This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2018, Subject name: ENT
[{'content': 'MC malignancy of maxillary antrum: \nSelect and explain. \nA. Muco-epidermoid Carcinoma, B. Adeno-cystic Carcinoma, C. AdenoCarcinoma, D. Squamous cell Carcinoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: M/c malignancy of paranasal sinus and nasal cavity -Squamous cell Carcinoma Most common PNS involved - maxillary sinus A/w occupation Furniture industry - Adeno ca Nickel industry - Sq cell ca.', 'role': 'assistant'}]