is $50\%.$ Management requires a minimum after$-$tax rate of return of $14\%$ on all investments.

What is the payback period for the new machine $($rounded to nearest one$-$tenth of a year$)?($Assume that the cash inflows occur evenly throughout the year$)$

A$.2\mathrm{.}5$ years.

B$.2\mathrm{.}7$ years.

C$.3\mathrm{.}1$ years.

D$.3\mathrm{.}6$ years.

E$.4\mathrm{.}2$ years.