The Following Data Were Reported by a Corporation $\begin{array}{lc}\text { Authorized shares } & 20,000 \\\text { Issued shares } & 15,000 \\\text { Treasury shares } & 3,000\end{array}$

The following data were reported by a corporation: $\begin{array}{lc}\text { Authorized shares } & 20,000 \\\text { Issued shares } & 15,000 \\\text { Treasury shares } & 3,000\end{array}$

The number of outstanding shares is:

A) 17,000.
B) 23,000.
C) 12,000.
D) 15,000.
E) 20,000.