How did immigration contribute to economic growth after the civil war? a. immigration provided large numbers of low-cost workers for u. s. businesses. b. immigration led to the birth of the labor movement. c. immigration protected private property rights. d. immigration ensured political stability in the united states

How are the perspectives presented in the excerpts similar? they show the disappointment and fear mission control workers feel when the lunar module develops problems. they show the huge investment of time and energy mission control workers dedicated to the lunar module. they show how mission control workers view the lunar module as if it is the workers' very own child. they show the relief and excitement mission control workers feel when the lunar module lands on the moon.