Hayden Company is considering the acquisition of a machine that costs $$567,000.$ The machine is expected to have a useful life of $6$ years, a negligible residual value, an annual net cash inflow of $$92,000,$ and annual operating income of $$78,200.$ The estimated cash payback period for the machine is $($rounc to one decimal place$)$

a$.6\mathrm{.}2$ years

b$.8\mathrm{.}4$ years

c$.1\mathrm{.}2$ years

d$.7\mathrm{.}3$ yearsX