Employees at Rayon Enterprises earn one day a month of vacation compensation (twelve days total each year). Vacation compensation is paid at an hourly rate of $45, based on an eight-hour work day. Rayon’s first pay period is January. It is now April 30, how much vacation liability has accumulated if the company has four employees and no vacation compensation has been paid?
A. $1,440
B. $4,320
C. $5,760
D. $7,200