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
American Heart Association standard pediatric dose of amoxicillin for antibiotic prophylaxis, in cases of endocarditis is 
Select and explain. 
A. 20mg/kg, B. 50mg/kg, C. 100mg/kg, D. 125mg/kg
B: 50mg/kg
Answer: B: 50mg/kg 
Explanation: None