Which event contributed to the start of the Great Depression A. President Franklin D. Roosevelt’s new deal

B. High unemployment rates in Great Britain

C. The U. S stock market crash of 1929

D. The rise of the Nazi party in Germany

How did the united states respond when north vietnam attacked a us warship and sent troops to south vietnam in the early 1960s? a.the united states declined to assist south vietnam against the north. b.us leaders authorized south vietnam to invade north vietnam. c.the president did not sign the gulf of tonkin resolution. d.congress authorized the president to escalate the conflict.