Find the Equation of the Tangent Line to the Curve $\mathbf{x}$

Multiple Choice

Find the equation of the tangent line to the curve when $\mathbf{x}$ has the given value.
- $\mathrm{f}(\mathrm{x}) =\frac{4}{\mathrm{x}} ; \mathrm{x}=5$

A) $y=13 x-16$
B) $y=-39 x-80$
C) $y=-\frac{4 x}{25}+\frac{8}{5}$
D) $y=\frac{x}{20}+\frac{1}{5}$