added the suggested reference for the glossary to the last paragraph of the introduction section

Author: cmwilson21

content/get-started/quickstart/hello-world.md

@@ -26,7 +26,7 @@ In this quickstart guide, you will:
 * Make changes to a file and push them to {% data variables.product.product_name %} as commits
 * Open and merge a pull request
 
-To complete this tutorial, you need a [{% data variables.product.product_name %} account](http://github.com) and Internet access. You don't need to know how to code, use the command line, or install Git (the version control software that {% data variables.product.product_name %} is built on).
+To complete this tutorial, you need a [{% data variables.product.product_name %} account](http://github.com) and Internet access. You don't need to know how to code, use the command line, or install Git (the version control software that {% data variables.product.product_name %} is built on). If you have a question about any of the expressions used in this guide, head on over to the [glossary](/get-started/quickstart/github-glossary) to find out more about our terminology.
 
 ## Creating a repository
 
@@ -118,7 +118,7 @@ You can even open pull requests in your own repository and merge them yourself.
 
 5. Click **Create pull request**.
 6. Give your pull request a title and write a brief description of your changes. You can include emojis and drag and drop images and gifs.
-7. Optionally, to the right of your title and description, click the {% octicon "gear" aria-label="The Gear icon" %} next to **Reviewers**. **Assignees**, **Labels**, **Projects**, or **Milestone** to add any of these options to your pull request. You do not need to add any yet, but these options offer different ways to collaborate using pull requests. For more information, see "[About pull requests](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/about-pull-requests)."
+7. Optionally, to the right of your title and description, click the {% octicon "gear" aria-label="The Gear icon" %} next to **Reviewers**. **Assignees**, **Labels**, **Projects**, or **Milestone** to add any of these options to your pull request. You do not need to add any yet, but these options offer different ways to collaborate using pull requests. For more information, see "[About pull requests](/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/about-pull-requests)."
 7. Click **Create pull request**.
 
 Your collaborators can now review your edits and make suggestions.