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.