Question

Help Please. Geometry!
The quadratic function f(x) has a vertex at (4, -1) and intersects the y-axis at the point (0, -9).

If g(x) = -x2 + 16x - 64, which statement is true over the interval [0, 4]?

A. The average rate of change of f(x) is greater than the average rate of change of g(x).

B. The average rate of change of f(x) cannot be determined from the information given.

C. The average rate of change of f(x) is equal to the average rate of change of g(x).

D. The average rate of change of f(x) is less than the average rate of change of g(x).