3. columbiana is a small, independent island in the caribbean that has many historical buildings, forts, and other sites along with rain forests and striking mountains. a few first-class hotels and several dozen less-expensive accommodations lie along its beautiful white-sand beaches. the major airlines have regular flights to columbiana, as do several small airlines. columbiana’s government wants to increase tourism and develop new markets for the country’s tropical agricultural products. how can an ecommerce presence ? what internet business model would be appropriate? what functions should the e-commerce presence perform?