To write a persuasive essay, you need an argument. Your primary reason for wanting to go somewhere on summer vacation would be called your "thesis." Put your thesis in your introduction, and then elaborate on it. You basically need three reasons, one for each body paragraph, and conclude your argument in the final paragraph, the conclusion. Hope that helps!
A round or dynamic character would probably be your answer for one that changes throughout the story
<span>The
research paper introduction should begin with Christie’s thesis statement and
briefly mention her argument in order to give the reader an idea of what the
paper is about, whereas the conclusion should restate the thesis statement and
tie up her argument. All mentions about counterarguments should be covered
within the body of the research paper in great detail.</span>