If \(x > 0 > y\), which of the following inequalities must be true?
(A)\(x^3 > y^3\) (B)\(x^2 < y^2\) (C)\(x - y < 0\) (D)\(\frac { 1 } { x^2 } < \frac { 1 } { y^2 } \) (E)\(\frac { 1 } { x } < \frac { 1 } { y } \)
A