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: Unknown
Non cicatricial alopecia can be present in which skin disease? 
Select and explain. 
A. Scleroderma, B. Lichen planus, C. Syphilis, D. Alopecia areata
D: Alopecia areata
Answer: D: Alopecia areata 
Explanation: (Refer: Fitz Patrick’s Dermatology in General Medicine, 7th edition, pg no: 762 - 767)
Causes of Cicatricial & Non Cicatricial Alopecia