The depression didn't reach the USSR because the USSR did not have a capitalist government. It also didn't have a stock exchange and didn't trade with any capitalist governments. The USSR was also very isolated because of communism.
I believe A :) Good luck!
Answer:
D) The arrival of fresh troops to the allied side forced Germany to agree to a ceasefire within a year
Explanation:
Answer: In central Africa, the spread of Bantu-speaking people had effects on the environment. Introducing new crops and farming techniques altered the natural landscape. Raising cattle also displaced wild animal species.
Explanation: khan academy
Government (a) is the correct answer, also they also provided some education as well