Among the options provided, Facebook is considered a service business. While all the companies listed have a range of services and products, Facebook primarily operates as a social media platform, offering services that connect users through communication and social networking.
Walmart is mainly a retail business that sells goods, Microsoft provides software products and solutions, and Dell Computers manufactures and sells hardware. In contrast, Facebook’s business model focuses on delivering services that connect people and provide a space for social interaction, advertising, and content sharing.