Which expression represents the difference of cubes 27x3−827x^3 - 827x3−8?
(3x−2)(9x2+6x+4)(3x - 2)(9x^2 + 6x + 4)(3x−2)(9x2+6x+4)
(3x−2)(9x2−6x+4)(3x - 2)(9x^2 - 6x + 4)(3x−2)(9x2−6x+4)
(3x+2)(9x2−6x+4)(3x + 2)(9x^2 - 6x + 4)(3x+2)(9x2−6x+4)
(3x−2)(3x2+6x+4)(3x - 2)(3x^2 + 6x + 4)(3x−2)(3x2+6x+4)