Study the image.

Global winds. Blue arrows designate cool air. Red arrows designate warm air. Cool air moves from the South and North Poles toward 30 degrees latitude. Warm air moves from 30 degrees latitude toward the equator.

Which statement best describes what the arrows represent?

A. Air continuously blows away from the equator.
B. Air flows in different directions over long distances.
C. Air moves from regions of low pressure to high pressure.
D. Air circulates in an upward direction, creating surface winds.