T4-19. The attached image shows the two projects that Lawn & Order Property Maintenance Company is currently considering. Because of past financial difficulties, the company has a high cost of capital of 15%. Determine the highest cost of capital at which both projects would be acceptable. Projects Initial Investment Year Project-A $70,000 Cash Inflows $30,000 $30,000 $30,000 Project-B $90,000 Cash Inflows $40,000 $40,000 $45,000 1 2 3 Select one: O a. 18.00% O b. 13.70% OC. 15.00% O d. 15.89%