Original: The Formula One World Drivers ' Championship ( WDC ) is awarded by the Fédération Internationale de l'Automobile ( FIA ) to the most successful Formula One racing car driver over a season , as determined by a points system based on Grand Prix results .
Simplified: The Formula One World Drivers ' Championship ( WDC ) is given by the Fédération Internationale de l'Automobile ( FIA ) to the Formula One race car driver with the most points over a season .