A new machine was bought for $9,000 with a life of six years and no salvage value. Its annual operating costs were as follows: $7,000, $7,350, 7717.50, ..., 58,933.97 If the MARR = 12%, what was the annual equivalent cost of the machine? Click the icon to view the interest and annuity table for discrete compounding when the MARR is 12% per year. Choose the correct answer below. O A. The annual equivalent cost of the machine was $7,809. O B. The annual equivalent cost of the machine was $41,106. O C. The annual equivalent cost of the machine was $2,190. OD. The annual equivalent cost of the machine was $9,895. O E. The annual equivalent cost of the machine was $9,998