Subtract and Simplify $\begin{array} { r } 18 \frac { 1 } { 9 } \\\\- \quad \frac { 5 } { 9 }\\\\\hline\end{array}$

Multiple Choice

Subtract and simplify.
- $\begin{array} { r } 18 \frac { 1 } { 9 } \\\\- \quad \frac { 5 } { 9 }\\\\\hline\end{array}$

A) $17 \frac { 5 } { 9 }$
B) $17 \frac { 4 } { 9 }$
C) $18 \frac { 5 } { 9 }$
D) $16 \frac { 5 } { 9 }$