This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ocular motility and squint, Subject name: Ophthalmology
[{'content': 'Basal cell carcinoma is seen in most commonly in which pa of the eyelid? \nSelect and explain. \nA. Upper medial, B. Upper lateral, C. Lower medial, D. Lower lateral', 'role': 'user'}, {'content': 'Answer: C \nExplanation: (Refer: AK Khurana Comprehensive Ophthalmology, 6th edition, pg no. 384)*Basal cell carcinoma is the commonest malignant tumor to the lids (90%) usually seen in elderly people *It is locally malignant and involves most commonly lower lid (50%) followed by medial canthus (25%), upper lid (10-15%) and outer canthus"Basal cell carcinoma is seen in the lower lid near the inner canthus usually', 'role': 'assistant'}]