Requirements: A. Write a proposal essay (suggested length of 4–7 pages). In your essay, do the following: 1. Respond to following question: How can a city promote the use of public transportation?. 2. Provide an effective introduction. 3. Provide an appropriate thesis statement that previews two to four main points. 4. Explain the significance of the problem. 5. Propose a clear recommendation, with support, to solve the problem. 6. Provide an effective conclusion that includes an evaluation of the importance of the topic. B. Include at least three academically credible sources in the body of your essay. 1. For your sources, include all in-text citations and references in APA format.