What is the common denominator of $y+\frac{y-3}{3}$ in the complex fraction $\frac{y+\frac{y}{3}}{\frac{5}{9}+\frac{2}{3 y}}$?
A$3 y(y-3)$
B$y(y-3)$
C$3 y$
D$3$
A$3 y(y-3)$
B$y(y-3)$
C$3 y$
D$3$