The Taylors agreed to monthly payments rounded up to the nearest $100.00 on a mortgage of $136.000.00 amortized over 15 years. Interest for the first five years was 85% compounded semi-annually. After 30 months, as permitted by the mortgage agreement, the Taylors increased the rounded monthly payment by 10%. How many fewer payments will the Taylors need to make to amortize the mortgage by increasing the payments? Select one: O a. 71 payments b. 35 payments c.114 payments d, 18 payments