You deposit $2,000 one year and $1000 next year starting year 1 until year 30 with an interest rate of 5% one year and 7% other year. How much money will you have at the end of year thirty if there are different interest rates after year 30 as shown in the diagram below? 0 2 3 26 27 28 29 30 5% 1 7% 15% 7% 5% 1 7% 1 5% 2000 1000 2000 1000 1000 2000 1000 2000 1000 Select one: O a. 117724 O b. 18050 O c. 90000 O d. 106141 O e. 120408