Factor the Polynomial Completely $x ^ { 2 } - x - 54$

Multiple Choice

Factor the polynomial completely. If the polynomial cannot be factored, write "prime."
- $x ^ { 2 } - x - 54$

A) $( x - 6 ) ( x + 9 )$
B) $( x - 54 ) ( x + 1 )$
C) $( x + 6 ) ( x - 9 )$
D) prime