This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid & Electrolyte, Subject name: Pediatrics
A newborn presents in emergency in a state of shock. Which is the ideal fluid to be given to the newborn? 
Select and explain. 
A. Normal saline, B. Dextrose 5%, C. Ringer lactate, D. Dextrose 25%
A: Normal saline
Answer: A: Normal saline 
Explanation: a. Normal saline(Ref: Nelson's 20/e p 846)For a newborn in shock, supportive treatment with type O Rh-negative blood or normal saline is indicated for hemorrhage or hypovolemia, respectively.