Consider the function f(x) = x3 + 3x2 + 1. Find the equation of the normal line at the point (1,5).

Which of the following equations represents the normal line at the point (1,5)?

A) y = -(1/9)x + (46/9)
B) y = -9x + 14
C) y = (1/9)x + (44/9)
D) y = -(1/9)x - (44/9)