Why does one part of Earth experience summer while another part
experiences winter?
A. The combination of Earth's tilted axis and the Coriolis effect
causes the atmosphere to be unequally heated by the sun.
B. The combination of greenhouse gases and ozone causes the
atmosphere to be unequally heated by the sun.
C. The combination of Earth's tilted axis and its revolution causes the
atmosphere to be unequally heated by the sun.
D. The combination of Earth's rotation and its revolution causes the
atmosphere to be unequally heated by the sun.