What is the quotient when (2x3−5x2+8x−20)(2x^3 - 5x^2 + 8x - 20)(2x3−5x2+8x−20) is divided by (x2+4)(x^2 + 4)(x2+4)?
2x−52x - 52x−5
2x+52x + 52x+5
x−4x - 4x−4
2x−22x - 22x−2