Answer:
The farmers preferred to settle in the Northwest because they thought that the Great Plains were not suitable for agriculture. It was the belief that the United States should expand to the Pacific Ocean. ... As the population grew, Americans looked beyond the Mississippi River.
Explanation:
It is a true fact that scarcity is an ongoing part of human condition. The correct option among all the options that are given in the question is the first option. Sometimes the scarcity is created artificially and sometimes it is a natural phenomenon. I hope the answer helps you.