please answer quickly

A company is analyzing two mutually exclusive projects, S and L, whose cash flows are shown below: The company's cost of capital is 11.7 percent, and it can obtain an unlimited amount of capital at that cost. What is the regular IRR (not MIRR) of the better project, that is, the project that the company should choose if it wants to maximize its stock price? 17.72% 14.10% 15.72% 10.10% 11.10%