Which polynomial has (3x + 2) as a binomial factor?

6x3 + 3x2 + 4x + 2
12x2 + 15x + 8x + 10
18x3 – 12x2 + 9x – 6
21x4 + 7x3 + 6x + 2

The polynomial that has (3x + 2) as a binomial factor is:

6x^3 + 3x^2 + 4x + 2