True or false early people learned about firme from rubbing two rocks togethef

Need it now explain gorbachev’s policy of glasnost. how did this policy change the soviet union?

In the early 1900s, the national association for the advancement of colored people strongly urged the federal government to a) punish lynch mobs. b) overturn jim crow laws. c) limit integration. d) limit activist organizations.

Brainliestttme : ) what economic changes occurred after world war ii? ( economic boom, baby boom, g.i. bill of rights)