Answer: A central idea in the text is that many of the people migrating to America were European immigrants. The author describes how people came from “England, Ireland, the German and Russian empires, and Scandinavian countries—to escape famine, political and economic oppression, or in search for greater opportunities in America.” This detail shapes the idea because it lists the European countries of the people who came to America and provides several reasons why they came.
Step-by-step explanation:
From edmentum ''Analyzing central ideas tutorial''
its word for word so just change it up a bit