<prompt> In necrotising enterocolitis earliest change seen in Xray abdomen isNon specific bowel dilatationGas in the intestinal wallGas in splenic flexureGround glass appearance  <response>: Earliest X-ray finding in neonatal necrotizing enterocolitis -- Nonspecific dilatation of intestine.Characteristic X-ray finding of neonatal necrotizing enterocolitis -- Pneumatosis intestinalis Gas in intestinal wall. 