How did Americans respond to the problems of industrialization and urbanization from 1877 through 1916?

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

it increase by 12% a year from 1812-1820

newly independent countries of the former ussr

the answer would more than likely a.)falling crop prices  

hope the answer is right and ,either way have a nice day.