2 3 4 5 6 8 Question 2 4 points Suve now A new advertising campaign by a company that manufactures products that apply biometric, surveillance, and satellite technologies resulted in the cash flows shown. Calculate unique external rate of return values using ROIC method with an investment rate of 30% per year. Year Cash Flow, S1000 0 2000 1200 2 -4000 3 -3000 4 2000