Calculating credit card interest. Ryan Gray, a student at State College, has a balance of $380 on his retail charge card; if the store levies a finance charge of 21 percent per year, how much monthly interest will be added to his account?

What two categories do strategic choices fall within? a. generic business strategies and cost leadership strategies b. business-level strategies and corporate-level strategies c. cost leadership strategies and corporate-level strategies d. diversification strategies and leadership strategies e. pricing strategies and cost-leadership strategies