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: Medicine
Normal CRP but increased ESR is seen in - 
Select and explain. 
A. PA, B. Polymyalgia rheumatica, C. SLE, D. Systemic sclerosis
C: SLE
Answer: C: SLE 
Explanation: None