Question 7 of 20 What aided population growth in southern states during the 1970s?
O A. Growth in factory work in the Northeast and Midwest
O B. The shift of businesses to the South
O C. Millions of people leaving for Canada
O D. Millions of immigrants arriving from Eastern Europe

food chain i would say only because there is competition on getting food and survival

warfare was the primary means of cultural transmission in both regions.

the correct answer is d

a conference committee is a group of congress representatives appointed by the senate and the house to reach an agreement over a bill that had different versions in each chamber. this is due to the fact that, to pass a law. both the house and the senate must agree on the exact same content and wording of the bill to present it to the president.