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
Pityriasis rosea true 
Select and explain. 
A. Self limiting, B. Chronic relapsing, C. Life threatening infection (autoimmune disease), D. Caused by dermatophytes
A: Self limiting
Answer: A: Self limiting 
Explanation: A i.e. Self resolving