Biology Forums - Study Force

In 1890, the Bureau of Census announced that
 
  a. sixty percent of the U.S. population lived west of the Mississippi River.
  b. a majority of Americans were foreign born.
  c. the frontier which had separated the settled from unsettled areas of the continent, no longer existed.
  d. the number of immigrants coming to the United States was at the lowest point in history.
  e. most Americans now lived in urban areas rather than on farms.

c