NET is both a business strategy from Microsoft and its (71) of (72) support for what are known as Web services, the ability to use the Web rather than your own computer for various services. Microsoft’s goal is to provide individual and business users with a (73) interoperable and Web-enabled interface for applications and computing devices and to make computing activities increasingly Web browser-oriented. The .NET (74) includes servers; building-block services, such as Web-based data storage; and device software. It also includes Passport, Microsoft’s fill-in-the-form-only-once identity (75) service.

A．individual

B．collection

C．set

D．unit