Find an Equation of the Line Tangent to the Graph $y=\frac{e^{-9 x}}{x^{9}+1}$

Multiple Choice

Find an equation of the line tangent to the graph of $y=\frac{e^{-9 x}}{x^{9}+1}$ at the point where x = 0.

A) $y=-9 x+1$
B) $y=9 x$
C) $y=9 x+1$
D) $y=-9 x$