What's the rate of return you would earn if you paid $$2,380$ for a perpetuity that pays $$85$ per year?

a$.3\mathrm{.}70\%$

b$.7\mathrm{.}14\%$

c$.1\mathrm{.}79\%$

d$.7\mathrm{.}41\%$

e$.3\mathrm{.}57\%$