C is a powerful general-purpose programming language. It can be used to develop software like operating systems, databases, compilers, and so on. C programming is an excellent language to learn to program for beginners.
C helps you to understand the internal architecture of a computer, how computer stores and retrieves information.
After learning C, it will be much easier to learn other programming languages like Java, Python, etc.
Opportunity to work on open source projects. Some of the largest open-source projects such as Linux kernel, Python interpreter, SQLite database, etc. are written in C programming.