Determine any horizontal or slant asymptotes of the rational function: f(x) = (3x ^ 2 - x)/(2x ^ 2 - 1)

A) f(x) has a horizontal asymptote at y = 3/2

B) f(x) has a horizontal asymptote at y = 0

C) f(x) has a slant asymptote at y = x + 3/2

D) f(x) has a slant asymptote at y = 3/2