Evaluate the function for the given value of x.
f(x) = 8x, g(x) = -5x² - 5, (g + f)(x) = ___
A. (g + f)(x) = -5x² - 8x - 5
B. (g + f)(x) = -5x² - 8x + 5
C. (g + f)(x) = -5x² + 8x + 5
D. (g + f)(x) = -5x² + 8x - 5