The crops grown in a small midwestern farming community are being destroyed by grasshoppers. the farmers have banded together and have decided to spray pesticides to reduce the grasshopper population. the results of this spraying that farmers expect include all of the following except a decrease in the bird population an increase in crops harvested reduced quality of ground water increased precipitation

C: Reduced quality of ground water

the first phase of the government’s plan for settlement was building the transcontinental railroad. the railroad provided a way to bring settlers and manufactured goods west and ship their agricultural and mining produce east. the transcontinental railroad was an essential artery for rapid development of the frontier.

the second phase of the government’s plan was a liberal land distribution policy that made it possible for many people to homestead. with these two key elements—transportation and cheap land—the government rapidly achieved its goal of persuading people to move west, settle on farms, and push back the frontier.