Factor the polynomial Completely. 12x2+12x+3

(1 point)
Responses

3(2x+1)2
3 times open paren 2 x plus 1 close paren squared

3(2x−1)2
3 times open paren 2 x minus 1 close paren squared

3(2x+1)(2x−1)
3 open paren 2 x plus 1 close paren open paren 2 x minus 1 close paren

4(2x+1)2