The expected average rate of return for a proposed investment of $$515,300$ in a fixed asset with a useful life of $4$ years, straight$-$line depreciation, no residual value, and an expected total income of $$297,080$ for the $4$ years is $($round to two decimal places$)$

a$.28\mathrm{.}83\%$

b$.1\mathrm{.}15\%$

c$.14\mathrm{.}41\%$

d$.0\mathrm{.}58\%$