Cullumber T Corporation is comparing two different options. Cullumber T currently uses Option $1,$ with revenues of $$66,000$ per year,

maintenance expenses of $$5,100$ per year, and operating expenses of $$26,500$ per year. Option $2$ provides revenues of $$61,000$ per

year, maintenance expenses of $$5,100$ per year, and operating expenses of $$22,400$ per year. Option $1$ employs a piece of equipment

which was upgraded $2$ years ago at a cost of $$17,000.$ If Option $2$ is chosen, it will free up resources that will bring in an additional

$$4,000$ of revenue. Complete the following table to show the change in income from choosing Option $2$ versus Option $1.$ Designate

Sunk costs with an $"$S$"$ otherwise select $"$NA$".($Enter negative amounts using either a negative sign preceding the number e$.$g$.-45$ or

parentheses e$.$g$.(45).)$