After 1965 When the United States Moved Away from the Quota

After 1965 when the United States moved away from the quota system that favored immigration from Northern Europe to a more open system based, in large part, on the principle of "family reunification":

A) immigration fell sharply.
B) the United States began receiving many more immigrants from developing countries in the Caribbean, Latin America, and Asia.
C) Europeans increasingly came to the U.S. as illegal immigrants.
D) All of the above.
E) None of the above.