Identify All Intercepts Of $f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } + 16 }$

Multiple Choice

Identify all intercepts of $f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } + 16 }$

A) $x$ -intercept: $( 0,0 ) ; y$ -intercept: $( 0,0 )$
B) $x$ -intercepts: $( - 4,0 )$ and $( 4,0 ) ; y$ -intercept: $( 0,1 )$
C) $x$ -intercept: none; $y$ -intercept: none
D) $x$ -intercept: none; $y$ -intercept: $( 0,1 )$
E) $x$ -intercept: none; $y$ -intercept: $( 0,5 )$