Which of the following best describes DSL connections? Group of answer choices a service that carries voice, data, video, and multimedia at a high speed; used by telephone networks and the Internet transmits at fast speeds on existing standard copper telephone wiring; popular for small business or home user uses long-distance digital telephone lines to carry multiple signals over a single line; only medium to large companies can afford them uses fiber-optic cable to provide extremely high-speed Internet access to a user’s physical, permanent location