why would a writer add an illustration or a photograph to the written text?\nto supplement the text.\nto…

why would a writer add an illustration or a photograph to the written text?\nto supplement the text.\nto give work to an illustrator or cartoonist.\nto make the book eye - catching.\nto attract young readers.
Answer
Brief Explanations:
Illustrations and photographs in written text are primarily used to enhance understanding by providing visual - aids that supplement the written information. While making a book eye - catching or attracting young readers can be secondary effects, and giving work to an illustrator is not the main purpose.
Answer:
To supplement the text.