Can someone please help me with this question? Some historians argue that immigration contributed to economic development during the late 19th and early 20th centuries. How did the government’s policies on immigration influence economic development?

The researchers believe the late 19th and early 20th century immigrants stimulated growth because they were complementary to the needs of local economies at that time. Low-skilled newcomers were supplied labor for industrialization, and higher-skilled arrivals helped spur innovations in agriculture and manufacturing.

Explanation:

i beleive that d is the right answer