New portable power devices, such as the PowerCup power inverter and the PowerTrekk device, connect to a mobile device via ____.
A)a USB connection
B)an AC adapter
C)a Wi-Fi connection
D)an RFID tag

Question

Quizplus · Accepted Answer

Both PowerCup power inverter and PowerTrekk device require a physical connection to a mobile device, and they both use USB connections to establish this connection.

New Portable Power Devices, Such as the PowerCup Power Inverter