Factor the Following Trinomial Completely $x ^ { 2 } + 7 x + 12$

Multiple Choice

Factor the following trinomial completely. $x ^ { 2 } + 7 x + 12$

A) ( x + 4) ( x $-$ 3)
B) ( x + 4) ( x + 3)
C) ( x $-$ 4) ( x + 3)
D) ( x $-$ 4) ( x $-$ 3)