The required rate of return is $10\%,$ and $Po$ is $$\frac{50}{?}$ share. The dividend is expected to grow at a constant rate of $5\%.$ Calculate the last dividend, $D_0.$

$$1\mathrm{.}93$

$$3\mathrm{.}05$

$$2\mathrm{.}5$

$$2\mathrm{.}38$