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
Every new born is administered with _______ dose of vitamin K to prevent hemorrhagic disease of new born 
Select and explain. 
A. 5 - 10 mg iv, B. 0.5 - 1 mg im, C. 1 - 2 mg iv, D. 0.1 - 0.5 mg im
B: 0.5 - 1 mg im
Answer: B: 0.5 - 1 mg im 
Explanation: All newborn infants are administered with 0.5 - 1 mg im to prevent hemorrhagic disease of Newborn (HDN) 1 mg to babies > 1kg and 0.5 mg to babies < 1 kg.