This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
True about erythema multiforme is 
Select and explain. 
A. Target lesions are characteristic, B. Haemorrhagic crusts may form on lips, C. Lesions resolve over 3 to 6 weeks, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: All of the above * Erythema multiforme. a. Target lesions are characteristic b. Haemorrhagic crusts may form on lips c. Lesions resolve over 3 to 6 weeks d. Severe erythema multiform with extensive bullous eruption of skin and mucous membranes is called Stevens-Johnson syndrome e. Lesions are distributed symmetrically on the dorsum of hands, feet, forearms, face and neck.