If your vehicle has an EFI system, A. press down on the accelerator before starting your engine. B. press down on the accelerator while starting your engine. C. do not press down on the accelerator before or during starting your engine. D. it will only start in neutral.
C: electronic fuel injection system control the fuel and air flow automatically during ignition. (In fact the most modern system probably completely ignore throttle input during ignition, at least those that are drive by wire rather than mechanical connections)