18 . Today you turn 21, your birthday wish is to turn a millionaire by your 50th birthday. In an attempt to reach this goal, you decide to save 20$ a day, every day until you turn 50. You opened an investment account and deposited your first 20$ at the end of your day. What rate of return must you earn to a chive this goal? Interest us compounded daily.

a) 9.11

b) 9.23

c)8.89

d)9.04

e)9.19