What was the native american economic system based upon?

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

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.

56: 58 the assembly line was a system through which items were mass-produced in a flow.