<prompt> A 5 year old boy suffering from Duchenne muscular dystrophy has to undergo tendon lengthening procedure. The most appropriate anaesthetic would beInduction with intravenous thiopentone and N2O; and halothane for maintenanceInduction with intravenous suxamethonium and N2O; and oxygen for maintenanceInduction with intravenous suxamethonium and N2O; and halothane for maintenanceInduction with inhalation halothane and N2O; oxygen for maintenance  <response>: Amongst the given options only a is applicable i.e. induction by thiopental and maintenance by halothane and N2O.About option dIn this option, upto induction is correct. However maintenance cannot be done only by oxygen.About option b cSuccinylcholine is contraindicated in muscular dystrophy. 