Answer:
The overwhelming majority of immigrants to the United States between 1970 and 2000 came from:
a. East Asia and Latin America.
During this period, there was a significant increase in immigration from countries in East Asia (such as China, Vietnam, and the Philippines) and Latin America (including Mexico, Central American countries, and South American nations). This shift in immigration patterns was influenced by factors such as family reunification policies, employment opportunities, and political instability in some of these regions. It led to a diversification of the U.S. immigrant population, with a substantial number of newcomers hailing from East Asia and Latin America.
Step-by-step explanation: