This is a pattern of natural selection in which the average (or
intermediate) form of a trait is the most advantageous, and so a
population evolves away from the extremes and toward the average

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above