Find the Value for the Function $f ( x + 1 )$

Multiple Choice

Find the value for the function.
-Find $f ( x + 1 )$ when $f ( x ) = \frac { x ^ { 2 } - 7 } { x + 4 }$

A) $\frac { x ^ { 2 } + 2 x - 6 } { x - 3 }$
B) $\frac { x ^ { 2 } + 2 x + 8 } { x + 5 }$
C) $\frac { x ^ { 2 } - 6 } { x + 5 }$
D) $\frac { x ^ { 2 } + 2 x - 6 } { x + 5 }$