What is block level elements?

Answer 1

https://www.w3resource.com/html/HTML-block-level-and-inline-elements.php

Answer 2

Those tag names which will create new line break at the end is block level
For example, div, p
In - line elements are like button, span, del

Answer 3

https://www.sololearn.com/Discuss/1546568/?ref=app

Answer 4

Block level always starts on a new line