In the first half of the nineteenth century the number of immargrents increased and the united states experienced

In the first half of the nineteenth century, the number of immigrants increased, and the United States experienced

A. an increase in nativism.  CORRECT

B. an economic depression. wrong

C. an rise in unemployment.  wrong

D. a decline in urban populations. wrong

an increase in nativism

Explanation:

this is because more immigrants came to the Americas.