1) option is b HTML stands for Hyper Text Mark Up Language, a markup language is a set of Markup tags, HTML documents are described by HTML tags, HTML tag describes different document context. .CSS is used for cascading style sheets In HTML doctype declaration, Character encoding is too longer, Audio And Video is not a part of HTML4 In HTML its not possible to draw shapes like circles, rectangle, triangle, Works with all old Browserd In HTML5 Doctype Declaration is very Simple, Character Encoding is Very simple, and you can draw shapes using HTML5 Audio and Video are integral part of HTML5, and Supported by all new Browsers . 2)Option is b CSS describes how HTML elements are to be displayed on the screen ,paper, or in other media. CSS saves lot of Work. It Can control the layout of multiple web pages all at once. CSS can be added to HTML elements in 3 ways : INLINE- By using the Style attribute in HTML elements INTERNAL- bu using a Solution 1) option is b HTML stands for Hyper Text Mark Up Language, a markup language is a set of Markup tags, HTML documents are described by HTML tags, HTML tag describes different document context. .CSS is used for cascading style sheets In HTML doctype declaration, Character encoding is too longer, Audio And Video is not a part of HTML4 In HTML its not possible to draw shapes like circles, rectangle, triangle, Works with all old Browserd In HTML5 Doctype Declaration is very Simple, Character Encoding is Very simple, and you can draw shapes using HTML5 Audio and Video are integral part of HTML5, and Supported by all new Browsers . 2)Option is b CSS describes how HTML elements are to be displayed on the screen ,paper, or in other media. CSS saves lot of Work. It Can control the layout of multiple web pages all at once. CSS can be added to HTML elements in 3 ways : INLINE- By using the Style attribute in HTML elements INTERNAL- bu using a.