Which of the following is equivalent to (x+2)(x+3)(x + 2)(x + 3)(x+2)(x+3)?
x2+5x+6x^2 + 5x + 6x2+5x+6
x2+6x^2 + 6x2+6
x2+5x+5x^2 + 5x + 5x2+5x+5
2x+52x + 52x+5