First One is correct. Because the Intro always has the grabbing sentences, which grabs the readers attention. Second One is correct. Because its broadly about a small play. Third one is revising the overall structure and flow of your writing because editing is corrections. The fourth's answer is the third choice. Because the fire triangle led to more improvements. The fifth is the first one. Because when readers read the essay, some may no nothing, and that may not matter.
Proofreading is the step in the writing process where the writer might read each sentence beginning at the end of the document.
Proofreading is a technique that is used to detect for possible errors and for a general overview of a written work or article to make sure that it's final version is the best version.