"<span>(1) Large numbers of people migrated" would be the best option as to the development that encapsulates all of these events in history. Communism did not play a role. </span>
Younger and older generations.
or
Young People and Old People.
- Apex
B is the answer because pangea is one super continent
American Post-Civil War inflation, the demonetization of silver in Germany and the US, and a large trade deficit were all factors. If it wants the main cause, I'd probably say the demonetization of silver.
Kim II-Sung invaded South Korea. He informed both the Soviet Union and China since they were his allies.