The root node will contain the smallest element
It's C.spider software purpose is to find/view web documents.
Answer: The answer is C
Explanation: When it comes to research papers your topic shouldnt be too broad. Your topic should be broad enough you can find a good amount of information but not too focused that you can't find any information.
when using a dark background for presentations you should use bright colors to contrast with it
this makes the informations much easier to see and read for example white text on black background