You cannot get a rental car without paying in advance and usually not without a credit card. It makes little sense that Peter should only be asked how he wants to pay once he is returning the car.
By design, it is not possible to open the door on a jet liner at cruising altitude.
Sanskrit was never an "ancient tongue" as Peter says, as it's only a written language - it cannot be spoken, listened to, or learned through audio recording...of course Peter's persistent stupidity explains any such errors, and there's no way to know what he's actually listening to.