Which of the following is true of ROI?
- A) If Cost is $5 and Revenue is $5, your ROI is 0%
- B) If Cost is $5 and Revenue is $5, your ROI is 20%
- C) If Cost is $5 and Revenue is $5, your ROI is 50%
- D) If Cost is $5 and Revenue is $5, your ROI is 100%
- E) None of these answers are true of ROI
