2 marks] How many different labeled subgraphs does K have, supposing the vertices are labeled a, b, c? [2 marks] The CIS 2910 class hosts a classy wine and cheese party for themselves to celcbrate finishing their fourth assignment. They "forgot" to invite their prof. During the course of the evening, students interact with cach other by having conversations or giving cach other high 5's. Suppose there are 200 students at the event - a solid turnout. Let s, denote the number of interactions that student i has over the course of the night. Show, by applying an appropriate graph model, that the sum of all s for 1