How do I code with javascript ​

watch a Utube tutorial or play around with it and youll learn.

you can write it in Vscode or sublime or any other thing

Explanation:

answer is:

a). backstage view

explanation:

backstage view is the area where files and data about them is managed— creating, saving, printing, sending to others, inspecting for hidden metadata or personal information, and setting options. so in this way we can add many things to our document swiftly.

i hope you get the idea.