What is the following product? Assume $y \geq 0$.
$3 \sqrt{10}\left(y^2 \sqrt{4}+\sqrt{8 y}\right)$
A$6 y^2 \sqrt{10}+12 \sqrt{5 y}$
B$6 \sqrt{10}+12 \sqrt{5 y}$
C$6 y^2 \sqrt{10}+4 \sqrt{5 y}$
D$3 y^2 \sqrt{10}+12 \sqrt{5 y}$
$3 \sqrt{10}\left(y^2 \sqrt{4}+\sqrt{8 y}\right)$
A$6 y^2 \sqrt{10}+12 \sqrt{5 y}$
B$6 \sqrt{10}+12 \sqrt{5 y}$
C$6 y^2 \sqrt{10}+4 \sqrt{5 y}$
D$3 y^2 \sqrt{10}+12 \sqrt{5 y}$