Mentally Factor the Trinomial $$x ^ { 2 } + 15 x + 14$$

Multiple Choice

Mentally factor the trinomial $$x ^ { 2 } + 15 x + 14$$

A) $( x + 2 ) ( x + 7 )$
B) $( x + 1 ) ( x + 14 )$
C) $( x - 2 ) ( x - 7 )$
D) $( x - 1 ) ( x - 14 )$
E) $( x - 1 ) ( x + 14 )$