As of npm 5.0.0, installed modules are added as a dependency by default, so the --save option is no longer needed. The other save options still exist and are listed in the documentation for npm install.
Bootstrap is dependent on [jQuery](https://jquery.com/) and [Popper](https://popper.js.org/),
these are defined as `peerDependencies`, this means that you will have to make sure to add both of them
-to your `package.json` using `npm install --save jquery popper.js`.
+to your `package.json` using `npm install jquery popper.js`.
## Importing Styles