From what I can gather, the answer is either C. Many came to join family already in the United States, or D. Many were attracted by the opportunities to fight in the Civil War. (Sorry if it doesn't help).
Answer:
C
Explnation Its trust im a geologist
Answer:
Being a member of the laboring classes made people more prone to criminal behavior.
Answer:
Pro-Immigrants boost America's economic growth and raise the general productivity of American workers by providing much-needed skills.
Pro- Immigrant workers allow important sectors of the economy to expand, attracting investment and creating employment opportunities for native-born Americans.
Con-Gender imbalances are caused as it is typically men who seek to find employment elsewhere. Women and children are left behind in certain countries.