Which of the following are examples of the application programming interface (API)? Each correct answer represents a complete solution. Choose three.

HTML (HyperText Markup Language) is a markup language used for structuring and presenting content on the World Wide Web, not a programming language or an interface itself.

PHP is a server-side scripting language commonly used for web development, including building web services and APIs, and provides functions and libraries for interacting with various systems via APIs.

.NET is a comprehensive developer platform for building many different types of applications, including web APIs and services, allowing developers to define and consume APIs.

Perl is a high-level, general-purpose programming language often employed for scripting, network programming, and web development, providing modules and functions that facilitate the creation and use of APIs.