Find the Equation of the Circle Graphed Below $x ^ { 2 } + y ^ { 2 } = 6$

Multiple Choice

Find the equation of the circle graphed below.

A) $x ^ { 2 } + y ^ { 2 } = 6$
B) $y ^ { 2 } = x ^ { 2 } + 36$
C) $x ^ { 2 } + y ^ { 2 } = 36$
D) $x ^ { 2 } + y ^ { 2 } = 1$
E) $x ^ { 2 } + y = 36$