The stock of general motors closed at $$45\mathrm{.}00$ the stock fite the constant dividend growth model. It will pay a dividend of $$1\mathrm{.}24$ next year and the expected return to the stock is $12\%$ per year. The rate of dividend growth implied by this information is:

$12\%$

$9\mathrm{.}24\%$

$2\mathrm{.}75\%$

$9\%$