Which of the Following Describes the Difference in the Growing

Which of the following describes the difference in the growing seasons on north-facing and south-facing hillsides in the Northern Hemisphere?

A) North-facing and south-facing hillsides have growing seasons of identical lengths.
B) North-facing hillsides have a longer growing season than south-facing hillsides.
C) North-facing hillsides have a shorter growing season than south-facing hillsides.
D) The growing season of north-facing hillsides starts and ends later than south-facing hillsides.