An online retail company is launching an advertising campaign. The initial cost will be $700,000 for planning and an annual cost of $30,000 per year for the first 5 years. It is expected that through this campaign, the market share will increase and result in an increase in revenues permanently by $50,000 per year. In additional, the immediate effect of this campaign will generate additional revenues for the first 5 years in the pattern of an arithmetic gradient with $120,000 in the first year, declining by $30,000 per year to zero in the fifth year. Estimate the IRR of this campaign project. IRR is between 4% and 5% IRR is between 8% and 9% IRR is between 11% and 12% IRR is between 13% and 14% IRR is between 15% and 20%