8) This refers to the geological processes, mostly large-scale movements of Earth's crust, that result in the formation of mountains. Anyone know what this is?

This is due to the shifting and moving of tectonic plates.

Hope this helps!

Explanation:

answer; i believe that the correct answer is ; the eastern and western churches spoke different languages;

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.