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: Dental
[{'content': 'All are true about erythema multiformis except – \nSelect and explain. \nA. Due to Herpes simples, B. Due to sulphonamide, C. Lesion are symmetrical, D. Mucous membrane is usually involved', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Mucosal involvement is uncommon (<20%) in erythema multiforme (erythema multiforme minor), where as mucosal involvement is common in TEN-SJS complex.', 'role': 'assistant'}]