What is the primary function of an ISP?

The primary function of an Internet Service Provider (ISP) is to offer individuals and organizations access to the Internet. ISPs provide the infrastructure and services that enable connectivity, which can include broadband, DSL, fiber-optic services, and wireless connections. They also may offer additional services such as email accounts, web hosting, and domain registration.

Understanding the role of an ISP is crucial, as they are essentially the gateway for users to access online resources, communicate, and use various Internet services. The designation of "Internet Service Provider" accurately captures this core function, highlighting their role in internet accessibility and service provisioning. The other options listed do not pertain to the primary service associated with connecting users to the Internet, which reinforces why the chosen answer is the most accurate.