Which shows the equation below written in the form ax^2+bx+c=0?
2x^2 - 3 = -4x - 1

A. 2x^2 + 4x - 2 =0
B. 2x^2 + 4x - 4 =0
C. 2x^2 - 4x - 4 =0
D. 2x^2 - 4x - 2 =0