Answer the following question: Fact 1: When a hemisphere is tilted away from the sun , that hemisphere receives less direct sunlight. Fact 2: In summer the northern hemisphere is tilted toward the sun and in winter the Earth is tilted away. Given the two facts above, when does the northern hemisphere receive the least amount of direct sunlight?

Available options:
(I) Vernal equinox;
(II) Summer;
(III) photons;
(IV) Autumn;
(V) mild;
(VI) Winter;
(VII) TRH;
(VIII) two;
Answer:
(VI)