You are writing a letter to the mayor of your city advocating placing a traffic light on busy street, and you are using this chart for support. which sentence provides the best concluding statement? a) a traffic cop during peak hours would be preferable to a traffic light. b) a traffic light is essential for busy street due to the heavy volume of traffic between noon and 2 pm. c) research has proven that people will slow down on busy street during peak hours, thus preventing accidents. eliminate d) the installation of stop signs, as opposed to traffic lights, should alleviate the congestion on busy street.