Select the correct answer. Exponential function f is represented by the table. x -2 -1 0 1 2
f(x) -46 -22 -10 -4 -1
Function g is represented by the equation.
Which statement correctly compares the two functions on the interval [-1, 2]?

A. Only function f is increasing, and only function f is negative.
B. Both functions are increasing, but function f increases at a faster average rate.
C. Only function f is increasing, but both functions are negative.
D. Both functions are increasing, but function g increases at a faster average rate.