This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal tract, Subject name: Pediatrics
A 5yr old child with diarrahoea, how much ORS is to be given according to plan A after each stool 
Select and explain. 
A. 50 ml, B. 100 ml, C. 200 ml, D. According to thirst
B: 100 ml
Answer: B: 100 ml 
Explanation: PLAN A : Age Amount of ORS given after each stool amount of ORS to provide for use at home Less than 24 months 50-100ml 500ml/day 2-10 years 100-200 ml 1000ml/day 10 year or more asmuch as wants 2000 ml/day Ref : ESSENTIAL PEDIATRICS,O.P.GHAI,PG NO:264, 7TH EDITION