xenia is saving for retirement. She will save $11,847.00 per year (at the start of each period) for the first 7 years. After that, She will change the amount of his annual deposit to $4,146.45 for another 10 years. The interest rate throughout is 5.680 compounded weekly. How much will she have saved at the end of 17 years?

a. X = $259,154.13

b. X = $254,310.13

c. X = $244,622.13

d. X = $242,200.13

e. None of the other answers is correct.