If f(x) = 2x and g(x) = x²-1, which statement is true?
OA) (f×g)(x) = 2x²-1
OB) (f×g)(x) = 2x(x²-1)
OC) (g×f)(x) = 4x–1
OD) (g×f)(x) = 4x²-1​