Which factor made it more difficult for new immigrants to be assimilated into american society?

a. new immigrants largely favored socialism
b. new immigrants often did not speak english.
c. new immigrants worked mostly in unskilled jobs.
d. new immigrants settled in mostly frontier regions

How does cooperative federalism work in the united states? a. state and federal governments have different and overlapping responsibilities b. branches of the federal government can check one another's power. c. when amending the constitution, citizens vote directly. d. bills passing the house of representatives must also pass the senate.