What is the benefit of using WYSIWYG editor

A WYSIWYG editor is a program with a rich text editing interface that allows your users to see what the end result will look like (more or less) while they're typing. Without one, users would have to edit raw HTML, which can get in the way of the writing process, to say the least.

Hope it helps! :)

The answer to this question is System thinking.

Explanation:

System thinking:- It is an approach to model system components and show how the input output of the component's  relate to one another.It is different from the traditional approach in which we study system by breaking them down into separate elements.

Hence we conclude that the answer to this question is System thinking.