The correct option is (A)
Step-by-step explanation:Just like the previous answer, add all the boxes:
There are 6 (x^2) boxes;
There are 11 (x) boxes;
And the constants = 3
So it becomes:

And the product would be the same.
(2x+3)(3x+1)
2x(3x+1) + 3(3x+1)
6x^2 + 2x + 9x + 3

(same)