ABC Corp. invests $550,000 this year in a three-year project. The investment will have the salvage value of $100,000. The performance of the project over the three=year span was as follows: At Year 1, the project had $255,000 in revenues, $45,000 in costs of goods sold, $34,000 in other operating expenses, and $20,000 in interest payments. The tax rate was 21%. At Year 2, the project had $265,000 in revenues, $47,000 in costs of goods sold, $32,000 in other operating expenses, and $20,000 in interest payments. The tax rate was 21%. At Year 3, the project had $270,000 in revenues, $48,000 in costs of goods sold, $33,000 in other operating expenses, and $20,000 in interest payments. The tax rate was 21%. What was the firm's average accounting return during the three-year span? Hint: Average Book Value of Assets = (Initial Investment + the asset's salvage (resale) value) /2. 4.12% 4.93% 3.32% 2.87%