There are more carbon compounds than there are compounds of all other elements combined. The study of carbon compounds, both natural and synthetic, is called organic chemistry. Plastics, foods, textiles, and many other common substances contain carbon.
In a nutshell, Google Backup and Sync is a combination of Google Drive and Google Photos. There is no need to use two separate apps, as you can do it all with a single tool. Though, it is missing an easy way to restore the backup.
From Google: Google Apps Sync for Microsoft Outlook is a plug-in for Outlook 2003 or 2007 that lets you keep using your familiar Outlook interface after switching from Microsoft Exchange Server to Google Apps.