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: Skin
True about the lesions of lichen planus ? 
Select and explain. 
A. Polygonal violaceous paple, B. Affect skin and mucous membranes, C. Are pruritic, D. All the above
D: All the above
Answer: D: All the above 
Explanation: Ans. is 'd' i.e., All the above