The answer is B. Because the Earth’s atmosphere is mostly nitrogen and oxygen.
Answer:
Average rate of change = 10
Explanation:
Average rate of change = 
a = 2
f(a) = f(2) = (-2)² + 3(2) + 1 = 4 + 6 + 1
f(a) = 11
b = 5
f(b) = f(5) = (-5)² + 3(5) + 1 = 25 + 15 + 1
f(b) = 41
Thus:
Average rate of change = 

Average rate of change = 10
All you have to do is stop listening to him please there is no reason to be listening to him at all
Many in the United States associate home ownership with the "American Dream"
Answer:
False
Explanation:
Many mentally ill people were made fun of and disrepected because of the way they looked or acted. Parents that had mentally challenged children wouldn't go out in public to save them from embarrassment.