<prompt> An infant presented with failure to thrive, stridor, otitis media and esophagitis. What is the most probable diagnosis?Tracheoesophageal fistulaHypertrophic pyloric stenosisDuodenal atresiaGastroesophageal reflux disease  <response>: GERDIn infants presents with esophagitis, failure to thrive, obstructive apnea, stridor, otitis media, sinustis. 