Respuesta :
Bluetooth is the wireless technology which allows for the exchange of the data between different devices. It uses wavelength to transmit information and generally works with short rage devices.
- Due to Bluetooth relies on the range of devices and hence it depends on the UHF radio waves. These have a range of 2.4 to 2.5 Ghz. Such that the devices can talk to each other. The usage is control automation system.
Hence the option D is correct.
Learn more about the uses this medium to connect two devices.
brainly.in/question/5681178.