What was a significant cause of the 1979 energy crisis that hit america?

The Iranian Revolution. Following the Iranian Revolution, oil production in Iran nearly stopped, economic recessions were triggered in the US and other countries. Oil prices did not subside to pre-crisis levels until the mid-1980s.

answer; /// i believe that the correct answer is (b)///they gained vast amounts of

it would be that mali has the worst literacy rate than the others