Which month is the north pole tilted directly toward the sun?

Winter in the Northern Hemisphere begins December 21 or 22, when the North Pole is tilted a full 23.5° away from the sun. This day is known as the winter solstice. The angle of the sun is the lowest and the Northern Hemisphere has the least amount of daylight.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

i believe it is c: genes for body color and wing size are inherited separately from each parent.