Brianna invested $1,900 at the beginning of every 6 months in an RRSP for 11 years. For the first 9 years it earned interest at a rate of 4.40% compounded semi-annually and for the next 2 years it earned interest at a rate of 5.30% compounded semi- annually. a. Calculate the accumulated value of her investment at the end of the first 9 years. O $54,897.94 EE 107.10. a. Calculate the accumulated value of her investment at the end of the first 9 years. O $54,897.94 O $55,107.49 O $41,411.70 O $42,322.76 1 b. Calculate the accumulated value of her investment at the end of 11 years. b. Calculate the accumulated value of her investment at the end of 11 years. O $54,897.94 O $55,107.49 O $50,439.78 O $42,322.76 c. Calculate the amount of interest earned from the investment. c. Calculate the amount of interest earned from the investment. O $13,307.49 O $13,097.94 O $12,790.47 O $517.02 13