Here is an essay question where you have to give your opinion. Can you find out a proper thesis statement for it? Introduction: A. This essay will analyse the most important causes of traffic congestion and will explain the effects of it. B. I agree that private vehicles should be banned from city centres, and more investment needs to be put into public transportation to alleviate traffic jams. C. In this essay, I examine the reasons for this trend and suggest some practical policies the authorities could implement to reduce the level of traffic in our cities.