Find the domain of the rational function. R(x) = fraction numerator 3 plus 2 x over denominator x cubed plus x squared minus 2 x end fraction

Find the domain of the rational function.

R(x) =

A. {x|x is a real number, x ≠ 0, x ≠ 1, x ≠ -2}

B. {x|x is a real number, x ≠ 0, x ≠ 1, x ≠ -2, x ≠ }

C. {x|x is a real number, x ≠ 1, x ≠ -2}

D. {x|x is a real number}