You have $12,200 that you can invest in a savings account that earns 8.0% interest, compounded annually. If you want to withdraw at least $20,200 at some point in the future, how long will you need to keep the money invested? (Future Value of $1, Present Value of $1, Future Value Annuity of $1, Present Value Annuity of $1.) (Use appropriate factor from the PV tables. Round your final answer to nearest dollar amount.)

a) 9 years

b) 10 years

c) 7 years

d) 8 years