Find The $x$ - And $y$ -Intercepts $x$ -Intercepts Exist, State So $f(x)=x^{2}-18 x+81$

Multiple Choice

Find the $x$ - and $y$ -intercepts. If no $x$ -intercepts exist, state so.
- $f(x) =x^{2}-18 x+81$

A) $(9,0) ,(0,81)$
B) $(81,0) ,(0,-9)$
C) $(81,0) ,(0,9)$
D) $(-9,0) ,(0,81)$