What is one reason people took part in the Arab Spring movements A: to gain the right to vote
B: to create balance between the seasons
C: to select a queen
or
D: to end racial discrimination

The correct answer is D: to end racial discrimination

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.