What event occurred on Black Tuesday?
a. Unemployment reached nearly 25 percent.
b. The Federal Reserve lowered interest rates.
c. Investors sold more than 16 million shares of stock.
d. Germany stopped reparation payments to the United States
C). Investors sold more than 16 million shares of stock . . . about 4 times the average amount . . . on October 29, 1929 . . . marking the financial beginning of The Great Depression (USA)