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
Which of the following findings in a newborn suggests RDS 
Select and explain. 
A. Onset after 6 hours of bih, B. Antenatal coocosteroid therpay in mother, C. Air bronchogram on chest X-ray, D. Term gestation
C: Air bronchogram on chest X-ray
Answer: C: Air bronchogram on chest X-ray 
Explanation: Ans. c. Air bronchogram on chest X-ray