expliquer pourquoi les climats sont répartis en fonction de la latitude les plus chauds au niveau de l'equateur et les plus froids au niveau des pôles

you must remain stopped until the stop signal is retracted and the red lights are turned off. approaching traffic in the opposite roadway of a divided highway shall not be required to stop, even if the school bus has the stop-arm extended and the alternately flashing warning signal lamps on.

because of

it is either c or d and i know for sure it is not a or b

the question isn't complete here so i can't right an answer '_'