Enumerate means to list or mention something one by one, especially in a systematic way.

The phrase "enumerate the branches of it" means to list the different parts or divisions of something.

For example:

* "Enumerate the branches of the government." This would mean listing the different branches of government, such as the legislative, executive, and judicial branches.

* "Enumerate the branches of mathematics." This would mean listing the different areas of mathematics, such as algebra, geometry, calculus, etc.

Essentially, it means to create a comprehensive list of the different parts that make up a whole.