You just deposited $1,000 in a bank account that pays a 6.0% nominal interest rate, compounded quarterly. If you also add another $5,000 to the account one year (4 quarters) from now and another $7,500 to the account two years (8 quarters) from now, how much will be in the account three years (12 quarters) from now?

a. $14,788.31

b. $14,045.81

c. $14,759.02

d. $13,702.50

e. $16,140.85