3. You are a city engineer tasked to graph a model that represents the proposed subway system in a large city. Should edges be directed or undirected? Should multiple edges be allowed? Should loops be...

Intro to graph no.3-5

Extracted text: 3. You are a city engineer tasked to graph a model that represents the proposed subway system in a large city. Should edges be directed or undirected? Should multiple edges be allowed? Should loops be allowed? Explain. 4. In a round-robin tournament the SKT T1 beat the Invictus Gaming, the SKT T1 beat the TSM, the SKT T1 beat the Fnatic, the Invictus Gaming beat the TSM, the Invictus Gaming beat the Fnatic, and the TSM beat the Fnatic. Model this outcome with a directed graph. 5. The number of edges in a regular graph of degree 46 and 8 vertices is a) 347 b) 230 c) 184 d) 18