Solve Each System by Using Either the Substitution or the Elimination-By-Addition

Multiple Choice

Solve each system by using either the substitution or the elimination-by-addition method, whichever seems more appropriate. $$\left( \begin{array} { c } \frac { 3 } { 4 } x + \frac { 1 } { 9 } y = 0 \\\frac { 4 } { 3 } x - \frac { 4 } { 27 } y = - 28\end{array} \right)$$

A) ( $-$ 12, 81)
B) ( 81, $-$ 12)
C) ( $-$ 12, $-$ 81)
D) no solutions
E) infinitely many solutions