I wouldn't know how to solve this question since I don't have all the information given to solve this problem. But I'm going with a hypothesis, but if given more information I would be glad to help.
I’m guessing Asia and North America to be closer
Answer: Directional selection occurs when individuals with traits on one side of the mean in their population survive better or reproduce more than those on the other. ... Directional selection does the “heavy lifting” of evolution by tending to move the trait mean toward the optimum for the environment.
Answer:
Life may exist in extreme conditions
Explanation:
The conditions in other planets do not normally resemble those on Earth. They are commonly much hotter or colder and are filled with toxic gases or liquids. It would be easy to think that life could not exist in those inhospitable places, but when we see how life on our own planet has adapted to the harshest enironments we have to think again and consider that life could exist in those extreme planets.