Find the Domain of the Following Function $f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } + 36 }$

Multiple Choice

Find the domain of the following function
$f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } + 36 }$

A) all real numbers x except x = 36
B) all real numbers x
C) all real numbers x except x = 0
D) all real numbers x except x = 6
E) all real numbers x except x = -1