Dynalinear had sales of $$389,000$ this year. The company expects its sales to go up to $$1,050,000$ in twenty years. What is the expected annual sales growth rate for this firm?

a$.5\mathrm{.}34$ percent

b$.5\mathrm{.}09$ percent

c$.4\mathrm{.}38$ percent

d$.4\mathrm{.}53$ percent

e$.5\mathrm{.}45$ percent