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': 'A new born presented with jaundice. Most diagnostic investigation of choice is - \nSelect and explain. \nA. Total and Direct bilirubin, B. Conjugated bilirubin, C. Serum, Bilirubin, D. Uroporphyrin levels', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Total and direct bilirubin", 'role': 'assistant'}]