Factor the Following Perfect Square Trinomial $$49 x ^ { 2 } + 14 x + 1$$

Multiple Choice

Factor the following perfect square trinomial. $$49 x ^ { 2 } + 14 x + 1$$

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