Which of the following best states a way that “old” immigrants differed from “new” immigrants in the 1800s? (a)old immigrants were protestants and jews, while new immigrants were catholics and jews.(b)old immigrants settled among the native population, while new immigrants formed their own neighborhoods. (c)old immigrants were welcomed by the native population, while new immigrants were met with hostility. (d)old immigrants often had property and skills, while new immigrants tended to be poor, unskilled workers.

The correct answer is option (d) "Old immigrants often had property and skills, while new immigrants tended to be poor, unskilled workers". 1800s was a decade of great immigration since different crisis in the world attracted people for economic opportunities in the United States. One difference between the "new" and "old" immigrant, is that new immigrants tend to be unskilled workers because they went to the US as desperate poor people not precisely to apply their skills in specialized jobs.

c. businesses/firms & government