C is the correct answer.
Barrow Alaska is an example of a polar tundra climate that is marked by low vegetation growth, cold temperatures, low amounts of precipitation, and no true summer.
<span>they made many glaciers that are yet to melt and the also lowered the temperature that we have today </span>
I will say distance from the sea, ocean currents, direction of prevailing winds
I would personally say partition.
Sorry id this wasn't the answer you were looking for :(