Answer:
Authors utilize headings in an informational text to give the reader a preview of upcoming information.
Step-by-step explanation:
A heading is a title or subtitle that is written just before a text to show the content of that text. It is very common among writers to use headings before writing.
An informational text as the name implies is a type of text that contains details or information about a particular subject or topic.
Authors utilize headings in informational texts so as to give their readers a preview of the incoming information. This is the most common reason for using heading in an informational text.