What were problems facing newly arriving immigrants? What was the basis for Americans’ hostility toward the Irish in particular?

Anti-Catholic, insure of jobs.

Explanation:

The Irish people began to arrive in America Irish people as the potato famine (1845-47) stuck in Ireland that brought thousands of immigrants into the country.

Americans hostility, toward the Irish, remain for several reasons including, religion difference. The conflict between Protestants and Catholics led to the Anti-Catholic, anti-Irish mobs who burned their houses and churches.

New arrival immigrants also threatened to take jobs away from Americans by making it insecure. Immigrants like Irish people were willing to work in industries and factories at low wages to support their families. They also worked in dangerous places.

b

explanation:

must repent and believe in god.

or the book

journey across time - chapter 10 "the rise of christianity"