If managers want to boost a company's credit rating from B+ to A, then they need to take actions that will result in: A)A bigger ratio of net profits to sales revenues and a decline in the company dividend ratio B) A decline in the company default risk ratio and an increase in the companys ROE C) A higher current ratio and fewer days of inventory D) an increase in the company interest coverage ratio and a decline in the company debt to asset ratio E) bigger year end cash balances, annual increases in EPS of 5% or more, and annual dividend increases of .10 per share