Which of the following is a complementary language that helps style the HTML markup code used to create and design websites and web pages?

Correct option is D

· Cascading Style Sheets (CSS): CSS is the language used to style and layout HTML documents. It controls the visual appearance of web pages, including colors, fonts, spacing, and positioning of elements. CSS works alongside HTML to create aesthetically pleasing and responsive web designs.
· Java: Java is a high-level programming language that is used for building applications. While Java can be used to create web-based applications, it is not used for styling HTML. Java is more about the functionality and logic of web applications rather than their design.
· Structured Query Language (SQL): SQL is a language used for managing and querying databases. It does not have any role in styling HTML or web pages.
· Hypertext Preprocessor (PHP): PHP is a server-side scripting language used to create dynamic content on web pages, such as retrieving data from a database and displaying it. PHP can be embedded within HTML, but it is not used for styling.