Melissa invests $37,000 today in a savings account that pays 4 percent interest compounded annually. She wants to know the total balance in her account seven years from today. Identify the correct keystrokes to be used in a financial calculator to determine the total balance.

a. N = 7, I/Y = 4, PV = -37,000
b. N = 7, I/Y = 4%, PV = -37,000
c. N = 7, I/Y = 4, PV = 37,000
d. N = 7, I/Y = 4%, PV = 37,000