5. For a given function ƒ(x) = x^5, a translation in the positive y-direction of two units is represented by which of the following?
options:
A) ƒ(x + 2) = (x + 2)^5

B) ƒ(x + 2) = ( x – 2)^5

C) ƒ(x) – 2 = x^5 – 2

D) ƒ(x) + 2 = x^5 + 2