Answer:
C is correct answer because it is 10 billion.
Answer:
Dual credit requires concurrent enrollment.
Concurrent enrollment, more commonly known as dual enrollment, refers to programs where students are enrolled in two schools simultaneously. Many dual enrollment programs involve high school students simultaneously taking college classes, most often at a local community college. Others are specially developed programs where students take classes to receive both high school and college credit from the same class at the same time
The best answer is, "A". 'So they can be quickly and easily referenced.' It is important to have formulas separate, just to make sure that they correspond with certain problems, how to use them, etc.
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Ethnic cleansing is a term in itself that's used to describe genocide. So yes. One reason is because saying a whole race needs to be ”cleansed” or in other terms killed because of their race or religion is justifying genocide. Another is that if you justify killing thousands of people even if they had not done any harm or wrong is considered genocide.