A company wants to expand its customer facing presence by providing an online storefront that is accessible from a wide variety of mobile devices. Their business is seasonal, with customer demand…

A company wants to expand its customer facing presence by providing an online storefront that is accessible from a wide variety of mobile devices. Their business is seasonal, with customer demand increasing dramatically during holiday seasons. Since they conduct financial transactions with their customers, security of their customer is a primary concern. Which infrastructure model best meets the company's needs?