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
Best method of estimation of amount of proteinuria in a 2 year old child with nephrotic syndrome is 
Select and explain. 
A. Dipstick test, B. 24 hr urine protein, C. Microalbuminuria, D. Spot urine sample for Protein/ Creatinine ratio
D: Spot urine sample for Protein/ Creatinine ratio
Answer: D: Spot urine sample for Protein/ Creatinine ratio 
Explanation: None