In the excerpts of Text II: “The US economic and social systems are set up to provide opportunity for immigrants to prosper” (lines 10-12) and “if immigrants are instead brought in as low-wage replacements for American workers” (lines 60-61) set up and brought in mean, respectively,
In the excerpt of Text I: “other estimates find that immigration raises the wages of all US workers, regardless of education” (lines 23-25), regardless of,is substituted, without change in meaning, by