Using a linear search to find a value that is stored in the last element of an array of 20,000 elements, 20,000 element(s) must be compared.
Answer:
It will bring more verstality in his website. He will be able to define tags.
Explanation:
XML allows to define your own tags. You can bring semantics into your website which make data browsing easier.
The letter LAN stand for : Local Area Network
I think it would be crop !