Choose the correct simplification of the expression −4x2(6x − 5x2 − 5).

20x4 + 24x3 + 20x2
−9x4 + 2x3 − 9x2
20x4 − 24x3 + 20x2
−20x4 + 24x3 − 20x2

-20x^4 + 24x^3 - 20x^2