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
Content of citrate in ORS is...............millimoles ? 
Select and explain. 
A. 20, B. 25, C. 30, D. None
D: None
Answer: D: None 
Explanation: Ans. is 'None' o Correct answer is 10.m mol/litere or 30 meq/litre.