He should cancel the date and move to another country semis how he screwed up his work, hope this helped
Answer:
<h2>The TCP/IP model consists of four layers: application, transport, internet, and network access. Of these four layers, it is the internet layer that is responsible for routing messages.</h2>
Explanation:
The statement which says that a graph is complete means an undirected graph whose every pair of vertices is connected by an particular edge or unique edge.
An undirected graph is a graph whose edges soea not contain any direction means to which vertex they are directed.
A complete graph has an edge between every pair of vertices that exist in that graph.
I think its D, double-headed if I remember right. If this is brainiest can you mark it, please! I am trying to rank up. Thanks, hun!