Factor the Expression, If Possible $$4 x ^ { 2 } - 4 x + 1$$

Multiple Choice

Factor the expression, if possible. Factor out any GCF first (including -1 if the leading coefficient is negative) . $$4 x ^ { 2 } - 4 x + 1$$

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