The correct answer is B. They are only used by students in high school
Explanation:
In writing, the word outline refers to a set of lines or list that summarizes the content of a text by including the main points of it. Outlines are considered as an important tool that facilitates the process of writing any type of text including essays and reports and are also useful in the research process considering outlines reduce the amount of information by only leaving the essential information and show the way this information relates, which helps the writer or the researcher to know the information that is needed and the way to include it.
Additionally, as this tool serves for multiple purposes and can be used in writing almost any type of paper, outlines are widely used in educational contexts from high school to university and can also be included for job tasks or daily life informal writing task. This implies, all the statements from the options about outlines are true except by "They are only used by students in high school" because outlines are useful for anyone that wants to organize the context of a text before writing or reduce the information to its essential which means almost anyone can use an outline..
