During WWII Germany used the tactic of attack called the blitzkrieg and it is where they used large amounts of fast tanks and aircraft to invade countries quickly and surprise the enemies, the downside was that this used up a lot of gasoline very quickly.
The correct answer of the given question above would be the second option, option B, AGRICULTURALLY UNPRODUCTIVE LAND. What most likely caused the fifteenth-century decline of Great Zimbabwe is the agriculturally unproductive land. Hope this answer helps. Thanks for posting your question.
The five events that made the United States a superpower are the:
1. Rise of USA's Economy after the events of World War 1
2. USA's role in World War 2 that toughens their standing as one of the most powerful country
3. After events in World War 2 where USA helped to rebuild Europe and gained economic power and influence
4. United Nations and North Atlantic Treaty Organization that is mostly founded and controlled by USA along with other founding nations.
5. The fall of the USSR during Cold War.
This 5 events made the USA a superpower because of USA's victorious battle against its enemy countries and World Wars, its big economy that boomed in several decades and helped many countries, and their founding of several national organizations that caters to every country.
The chinese peasants and peasant economy got a general boost in the amount of rights that they had, as the Mongols were herdsmen themselves (kinda).
hope this helps