Given Land/water Heating Contrasts, One Would Expect to Find the Coldest

Multiple Choice

Given land/water heating contrasts, one would expect to find the coldest winter temperatures in the Northern Hemisphere

A) in Siberia (70°N) .
B) in southern Canada (50°N) .
C) over the oceans off of Alaska.
D) near the North Pole.
E) in Oklahoma (35°N) .