Answer: It was Donald Johanson.
Explanation: Hope this helps plz mark brainliest.
The correct answer is letter C.
Explanation: Liberal economist Friedrich Hayek, identified in early 1929 that the economic boom would end. And it was right. The result of this state intervention in the economy was the crash of the New York Stock Exchange in October 1929, which, until today, is mentioned by the enemies of liberty as the fault of "capitalism."
Jumonville's murder in captivity incited a strong French response, and Washington was unable to defend his makeshift Fort Necessity from French forces led by Jumonville's half-brother. Washington surrendered on July 4 and signed a confession—in French, which he could not read—to Jumonville's assassination.
The correct answer is money supply.
The money supply includes all monetary assets that are available in an economy at a specific time period. If the money supply drastically increases then inflation happens and if the money supply decreases then deflation happens. Both can cause horrors for the economy so the economists have to be careful.