1. Which idea was the guiding principle behind America's environmental policy? A. The government should promote economic growth by selling national lands to
corporations.
B. Conservation of natural resources should be the primary responsibility of the
government.
C. Preservation of natural resources should be the responsibility of the states.
D. Public lands and natural resources should be preserved for future development.
2

C

Explanation:

the labor movement in the united states grew out of the need to protect the common interest of workers

for those in the industrial sector organized labor unions fought for better wages reasonable hours and safer working conditions

  in the 19th century trade unionism was mainly a movement of skilled workers.

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2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."