Answer: A. Choice A.
Explanation:
When using the residual income based on a corporate minimum required rate of return, an investment that provides a return higher than the required return should be accepted.
Edith Carolina would therefore accept this investment as it offers an ROI of 12% which is higher than the company required rate of return of 12%.
Michael Sanders would however reject it as it falls short of the 14% ROI that he expects his division to maintain.