U.S. Army Mental Tests, 1917, Question 16

Finally, the last of the 16 question Test 3 from the U.S. Army Mental Tests, given to recruits during World War I. I hope you have enjoyed the absurd subjectivity of these questions as much as I have. Remember that when Italian and Greek immigrants didn't know about American patent law, it wasn't because American patent law wasn't relevant to their lives, it was because Italians and Greek are racially inferior to Anglo-Saxons.

16. Why is it colder nearer the poles than near the equator? Because


A. the poles are always farther from the sun
B. the sunshine falls obliquely at the poles
C. there is more ice at the poles