Step 1: Understand what a programming language is. A programming language is a set of instructions that can be used to create software or applications.
Step 2: Look at the options provided in the question. Identify which one is commonly known as a programming language.
Step 3: Recognize that JavaScript is widely used for web development to make web pages interactive and dynamic.
Step 4: Confirm that JavaScript is indeed a programming language by checking its usage in creating web applications.