As shown on the map, Norway and Southern Greenland are on the same latitude (60° N). Why is Norway warmer than Southern Greenland in winter? A. Southern Greenland is closer to the North Pole than Norway.

B. Norway has many active volcanoes which makes the weather warmer.

C. Ocean currents carry heat toward Norway, but not toward Greenland.

D. The North Pole is located in Greenland, making the place very cold.