Apgar scores were 3, and 6 at 1 and 5 minutes. At 10 Apgar scores were 3, and 6 at 1 and 5 minutes. At 10 minutes child shows features of breathlessness,on CXR-mediastinal shift was there, possible causes – a) Bilateral choanal atresiab) Pneumothoraxc) Congenital diaphragmatic herniad) Hyaline membrane disease