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: Pediatrics
Which of the following is a major criteria for diagnosis of Rheumatic fever (RF) according to modified Jones criteria 
Select and explain. 
A. Subcutaneous nodules, B. Past history of Rheumatic fever, C. Fever, D. ASO titre
A: Subcutaneous nodules
Answer: A: Subcutaneous nodules 
Explanation: Jones major criteria of RHD include card it is,chorea,arthritis, subcutaneous nodule, erythema marginatum