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
What is the characteristic finding of Nutritional Rehabilitation syndrome seen after 1 Week of starting refeed 
Select and explain. 
A. Hyperphosphatemia, B. Hypervolemia, C. Hypophasphatemia, D. Decreased insulin levels.
C: Hypophasphatemia
Answer: C: Hypophasphatemia 
Explanation: Nutritional Rehabilitation syndromw / Refeeding syndrome
Intake of excess carbohydrates
↓
Increase in serum insulin levels
a) Hypophosphatemia (Characteristic)
b) Hypokalemia
c) Hypomagnesemia.