What is best way to describe a wall opening

answer: this is not a good thesis statement because a thesis statement is not supposed to have questions in it. a thesis states your position on your topic. a question cannot state anything because it is not a statement. a question is a great lead in to a thesis, but it can't be the thesis.

it is the background information on the characters and setting explained at the beginning of the story. the exposition will often have information about events that happened before the story began. the exposition is often the very first part of the plot.