What is happening in these images?

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

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

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?