HTML is used to display data and focuses on how data looks.HTML is not case sensitive.HTML has its own predefined tags.In HTML, it is not necessary to use a closing tag.HTML is a presentation language.
XML is a software and hardware independent tool used to transport and store data. It focuses on what data is.XML provides a framework to define markup languages.XML is case sensitive.XML makes it mandatory to use a closing tag.You can define tags according to your need.
Ans is option c.