Which of the following interpretations for the given expression is correct?

6x+2(3y+5)
A.
The sum of 6x and the product of 2 and 3y + 5.

B.
The sum of 6x + 2 and 3y + 5.

C.
The product of 6 and x + 2(3y + 5).

D.
The product of 6x + 2 and 3y + 5.

D. The product of 6x + 2 and 3y + 5.