Factor the Trinomial, If Possible $$x ^ { 2 } - x - 63$$

Multiple Choice

Factor the trinomial, if possible.
- $$x ^ { 2 } - x - 63$$

A) $( x - 7 ) ( x + 9 )$
B) $( x - 63 ) ( x + 1 )$
C) $( x + 7 ) ( x - 9 )$
D) prime