Respuesta :
The main reason why an author would include an image and caption in an informational text is C. to provide a visual for something that the reader may be unfamiliar with
What is an Informational Text?
This refers to the type of text which is a part of a larger text which gives information about a category of nonfiction.
Hence, we can see that an author can decide to include both an image and caption in his informational text and this is to provide a visual for something that the reader may be unfamiliar with
Read more about an informational text here:
https://brainly.com/question/24371255