The feature you can use to merge proposed changes in a repository on GitHub isPull requests. Pull requests are a core feature of GitHub, allowing developers to propose changes to a codebase, review code, discuss the changes, and eventually merge them into the main branch. This collaborative workflow ensures that code is reviewed and vetted before becoming part of the project.

GitHub Pagesis a feature provided by GitHub that allows you to createwebpages hosted and published through GitHub repositories. It is commonly used for hosting project documentation, personal websites, or blogs directly from a GitHub repository. It integrates seamlessly with the repository, making it easy to deploy and manage website content.