They were excited about the development of coal, timbers, metals, and fertilizers. Also, they were excited about agriculture.
Jan 1, 1834. The Great Plains Act. ...
Jan 1, 1850. Change in Policy. ...
Nov 29, 1864. Massacre At Sand Creek. ...
Dec 1, 1866. Death On The Bozeman Trail. ...
Nov 1, 1868. The Treaty of Fort Laramie. ...
Jan 1, 1874. The Gold Rush. ...
Jan 1, 1875. The Red River War. ...
Jan 1, 1876. Custer's Last Stand.
The answer is D. A culture mosaic is a unique mix of cultures that coexist with each other in one society.