When concluding your speech, you should summarize your main points one last time before your closing statement. this is called

A thesis statement is one sentence that expresses the main idea of a research paper or essay, such as an expository essay or argumentative essay. It makes a claim, directly answering a question.

As you can see in the thesis statement examples below, you must be very specific, summarizing points that are about to be made in your paper, and supported by specific evidence. Generally, your thesis statement can be the last line of the first paragraph in your research paper or essay.

Explanation:yo

the sentence that avoid faulty coordination is:

culture, which is well represented in philadelphia, plays a major role including theatre, music, and the visual arts.  

faulty coordination occurs when the writer gives equal importance two different ideas (clauses) which in fact are not equivalent. in order to correct a misplaced clause or idea, the writer can place less important or emphatic ideas in a relative clause as in the previous sentence.