Answer:
Extinction. Rocky Mountain locusts caused farm damage in Maine from 1743–1756 and Vermont in 1797–1798. ... The last major swarms of Rocky Mountain locust were between 1873 and 1877, when the locust caused $200 million in crop damage in Colorado, Kansas, Minnesota, Missouri, Nebraska and other states.
Explanation:
The best answer in my opinion is the third choice.
As a writer, after structural revising, I tend to revise grammically, and change any sentence errors, or change any phrases or words!!