It is to put together 2 documents into one.
A markup language is a modern system for annotating a text in a way that is syntactically distinguishable from that text.
Source Wikipedia
It is a way to save space for the paper and it shows up in every paper, at the top.
A copy that tis permanently held in the computer.
Lines that are part of a grid.
A way to show media through images or video.
It shows the ending of a text on every page and concludes the paper.
