smc

We begin by going statement by statement. For (A), $x^2>0$ for all real $x$, and so $x^2>0>x$. Therefore, $\boxed{\text{If }x<0,\text{then }{x}^2>x.}$ is true. We can give counterexamples for all other statements: For (B), $x=-1$ For (C), $x=-1$ For (D), $x=2$ For (E), $x=-1$