Which of the following statement is the MOST inaccurate about WAN technology?

A wide area network acts like a single network, but spans across multiple physical locations

WAN technologies usually require that you contract a link across the Internet with your ISP.

WANs work by using a number of different protocols at the data link layer to transport your data from one site to another

WAN technologies is what you use when you connect your home computer to the office Local Area Network $($LAN$)$