Susan Bright will get returns of 18%,20.3%,14%,17.6%, and 8.3% in the next five years on her investment in CoffeeTown, Inc. stock, which she purchases for $73,419.66 today. What is the arithmetic average return on her stock if she sells it five years from today? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a 1.92% b 3.98% c 6.47% 7.11%