A graph is a diagram of a relationship between two or more variables that: A: Are represented by dots
B: Can be represented by any of these
C: Are represented by bars
D: Are represented by circles

What is domain name system (dns)? allows dynamic ip address allocation so users do not have to have a preconfigured ip address to use the network converts ip addresses into domains, or identifying labels that use a variety of recognizable naming conventions the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures the integration of communication channels into a single service