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
In alopecia areata, seen is – 
Select and explain. 
A. Exclamation mark hair, B. Scarring, C. Fungal infection, D. Traumatic
A: Exclamation mark hair
Answer: A: Exclamation mark hair 
Explanation: None