B. For each of the mixed streams of cash flows, i.e A, B, and C are shown in the following table, deposits are made into an account with an annual interest of 12%, and no withdrawals are made during the period. Required: a. For each of the cash flow streams, determine the future value at the end of the final year when deposits are made at the end of each year. (6 marks) b. For each of the cash flow streams, determine the future value at the end of the final year when deposits are made at the beginning of each year