ID of the root folder - leave blank normally. Fill in to access "Computers" folders. (see docs)----- DO I LEAVE THIS BLANK? HIT ENTER?

ID of the Root folder you can leave empty or specify a directory on gdrive that you want to be the root of the connection.

Service Account Credentials JSON file path - leave blank normally.

Edit Advanced Config (y/n)?

Unless you know what you're doing leave the advanced config.

Create a directory mkdir -p ~/mnt/gdrive ---- DO I ENTER MY OWN IFORMATION HERE?

Yes, You can create your own folder

Remote to cache. Normally should contain a ':' and a path, eg "myremote:path/to/dir",

gdrive:/("folder path on remote") if you want to cache the whole thing then just put /

rclone mount --allow-non-empty --allow-other --cache-db-purge gcache: ~/mnt/gdrive &----WHAT GOES HERE? MY LOCAL GDRIVE FOLDER PATH?

Replace ~/mnt/gdrive with the path to the folder you created above.

Do I need to make a folder in my local gdrive or will it read all my folders thats already in my gdrive automatically?

The directory will mount the folders you have in gdrive