Question: What is the staging area or index?

1. an area that stores commits prior to them being pushed to the remote repository
2. an area containing stash entries that can applied to the working files
3. an area where changes from a branch in the remote repository are stored before they are applied to a local branch
4. an area that stores information about changes that will be included in the next commit

Answer: The correct answer of the above question is Option D:an area that stores information about changes that will be included in the next commit