Is the following the graph of a function? Why or why not?

MQM 223 Lowe Tuesday, February 23, 2016 No Class today – Hybrid Day 2 Assignments on ReggieNet:  Promotional Mix for a Small Business  Customer Service Experience Thursday, February 25, 2016 Ch. 11 Worksheet (front) Examples of Guerilla Marketing: - Windshield fliers - Door hanger People patronize a business mostly based on confidence in the business. A MEME is a simple way to communicate an idea. For small business, it could be a visual sign, a verbal sign, or an action. Examples are the Green Giant, the Michelin Man, the Marlboro Cowboy Pillsbury Doughboy, Energizer Bunny, and Aunt Jemima. Note: there are not necessarily logos.