Find the Center and Radius of the Circle $x^{2}+y^{2}+18 x+4 y+4=0$

Multiple Choice

Find the center and radius of the circle.
- $x^{2}+y^{2}+18 x+4 y+4=0$

A) $(-9,-2) ; r=9$
B) $(2,9) ; \mathrm{r}=81$
C) $(9,2) ; \mathrm{r}=81$
D) $(-2,-9) ; \mathrm{r}=9$