Answer:
B
Step-by-step explanation:
you are comparing percent to percent and total boys to total class.
Answer:
i think but I am not sure so maybe ask somebody else but I think it is A.
Step-by-step explanation:
I just think it is
Points:
Quadrant I: (+, +)
Quadrant II: (-, +)
Quadrant III: (-, -)
Quadrant IV: (+, -)
Thus the point (5,4) is found in Quadrant I.

Differentiate both sides wrt
:

By the chain rule, we get


Solve for
:

