What’s the main idea?

Read each statement and decide whether it applies to ellis island, angel island, or both: 1. most immigrants were from china or another asian nation. 2. immigrants had to pass health inspections before being admitted to the united states. 3. immigrants could be denied entry or sent back to their home countries.

Plz 50 points answer only if you know and dont copy from others draw conclusion explain how trade in the east african city-states resulted in a blending of cultures. provide examples

Many blacks moved from the south to northern cities during world war li looking for employment. after the war, a number of them lost their jobs. why did this happen?