What is the decision rule for IRR? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a Accept a project when IRR >0 b Accept a project when IRR >r, where r is the going market rate on the firm's bonds c Accept a project when IRR >100%, indicating that the project has more than recaptured its initial cost e Accept a project if the IRR exceeds the firm's required rate of retum