How many immigrants arrived in the United States between 1875 and 1910?
a. fewer than 800,000
b. about 2 million
c. almost 8 million
d. more than 20 million
How many immigrants arrived in the United States between 1875 and 1910?
a. fewer than 800,000
b. about 2 million
c. almost 8 million
d. more than 20 million