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
Choose among the following the most important lab finding in nephrotic syndrome – 
Select and explain. 
A. B–J protein, B. Hyperkalemia, C. Hypoalbuminemia, D. Hypertension
C: Hypoalbuminemia
Answer: C: Hypoalbuminemia 
Explanation: None