Two acquaintances have approached you about investing in business activities in which each is involved. Simone is seeking $680, and Riley needs $515. One year from now, your original investment will be returned, along with $61 income from Simone or $64 Income from Riley. You can make only one investment Required: a-1. Compute the ROI of Simone and Riley. (Round your answers to 2 decimal places.) Simone ROI 0.09% 0.12% Riley 3-2. Which investment would you prefer? O Riley Simone b. What other factors should you consider before making either investment? Fluctuation O Risk