How do i conect my windows xp to the internet?

I'm not sure what you mean by "connect your windows XP to the internet" Windows XP is an operating system for a computer To connect a computer to the internet, You need a service provider that provides Internet service such as your local cable company. They will install the necessary equipment to connect your computer to the internet. Verizon provides FIOS service in selected areas. These providers provide broadband service
"Comparing Cable and DSL. You can connect to the internet using a modem. Two most widely used broadband modems that transmit analog information and convert it to digital for these purposes are DSL and cable, each with different benefits. Most notably, both are faster than dial-up.".
Dial up service is the least expensive of the services , but it tends to be slower in all aspects of internet service.