What is the purpose of a README file?
A README file is a document that provides information about a project,
including its purpose, how to install and use it, and any other
relevant details. It serves as a guide for users and developers to
understand the project.
Click
here for more information from GitHub Docs
What is a branch in GIT?
In Git a branch is like a separate workspace where you can make changes and implement new ideas or features and
try to fix bugs without affecting the main branch of the project.
here's a link for w3school explaining common reasons for branches and giving you a couple different examples.
A Link to w3schools webpage about git.