Write the Equation of a Circle with the Given Center $( 0 , - 9 ) ;$

Multiple Choice

Write the equation of a circle with the given center and radius.
-Center at $( 0 , - 9 ) ;$ Radius $\sqrt { 2 }$

A) $x ^ { 2 } + ( y - 9 ) ^ { 2 } = 2$
B) $( x + 9 ) ^ { 2 } + y ^ { 2 } = 4$
C) $x ^ { 2 } + ( y + 9 ) ^ { 2 } = 2$
D) $( x - 9 ) ^ { 2 } + y ^ { 2 } = 4$