This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neonatal Resuscitation, Subject name: Pediatrics
[{'content': 'Which of the following is the best route of drug administration in a newborn baby? \nSelect and explain. \nA. Umbilical aery, B. Umbilical vein, C. Intraosseous, D. Intratracheal', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Umbilical vein- best route of drug administration in a newborn baby. As veins in extremities - difficult to access during resuscitation', 'role': 'assistant'}]