Deanna has earned $$72,500$ annually for the past six years working as an architect for WCC Incorporated Under WCC$\text{'}$s defined benefit plan $($which uses a

seven$-$year graded vesting schedule$)$ employees earn a benefit equal to $4\mathrm{.}0$ percent of the average of their three highest annual salaries for every full year of

service with WCC$.$ Deanna has worked for six full years for WCC and her vesting percentage is $80$ percent. What is Deanna's vested benefit $($or annual

retirement benefit she has earned so far$)?$

Multiple Choice

$$17,400$

$$58,000$

$$13,920$

$$0$