Project A has a cost of $1,000, and it will produce end-of-year net cash inflows of $500 per year for 3 years. The project's required rate of return is 10 percent. What is the difference between the project's IRR and its MIRR?

a. 5.75%

b. 5.09%

c. 6.21%

d. 3.88%

e. 4.31%