An expert that can help me with something in my US history class

Why did the united states become involved in the soviet-afghan war? the united states wanted access to the afghan oil fields. the united states wanted to retaliate against the soviet boycott of the 1984 olympics in los angeles. representative charlie wilson convinced congress to fund afghan resistance to soviet influence. president ronald reagan wanted to force the soviets to withdraw from afghanistan.

The first time that unmanned underwater "gliders" were used by ocean scientists to respond to an oil spill was after the

The american colonization society planned to send freed slaves to: the north, liberia, nigeria, none of these