Find the Exact Location of All Absolute Extrema of the Function

Multiple Choice

Find the exact location of all absolute extrema of the function. Round your answers to four decimal places.
$f ( x ) = \frac { x - 2 } { x ^ { 2 } + 45 }$
Select all correct answers.

A) $( 9,0.0556 )$ - absolute maximum
B) $( 0 , - 0.1 )$ - relative minimum
C) $( 9,0.0556 )$ - absolute minimum
D) $( 1,0.0556 )$ - relative minimum
E) $( - 5 , - 0.1 )$ - absolute minimum