The oil crisis was when Iranian Oil no longer was sold in the U.S. and it was a problem because that was where the oil came from and caused a shortage. I'm gonna say the first one?
C...............................
Answer:
Revolution, representative democracy
Explanation:
A rebellion, especially that one, was a revolution that resulted from the government getting too much power and abusing it by levying higher taxes on people. Therefore, the people's wishes should be represented. We are a democracy.
B, Black Tuesday was on October 28th, 1929-October 29th, 1929
The answer is more deaths means fewer workers