If $x - \frac{1}{x}$ =1, then what is the value of $\frac{1}{x}\left(\frac{1}{x-1}-\frac{1}{x+1}+\frac{1}{x^{2}-1}-\frac{1}{x^{2}+1}\right)$

If $x - \frac{1}{x}$ =1, then what is the value of $\frac{1}{x}\left(\frac{1}{x-1}-\frac{1}{x+1}+\frac{1}{x^{2}-1}-\frac{1}{x^{2}+1}\right)$
1). $\pm \sqrt{5}$
2). $\frac{2}{5}$
3). $\pm \frac{2}{\sqrt{5}}$
4). $\pm \frac{\sqrt{5}}{2}$

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