Final answer:
In the context of managing your home Internet connection, the 'Network' section of your ISP or router management interface is where you can view all currently and historically connected devices.
Step-by-step explanation:
The platform you're referring to where you can view all connected devices in your home, as well as devices that have previously connected over the past six months (xFi), is likely to be a feature of your Internet Service Provider's (ISP) management interface or a dedicated router management application. When you are searching for where to view all of the connected devices, the correct answer would be B. Network. This section typically gives you a rundown of all the devices that are currently connected to your network, as well as historical data of devices that have been connected previously.