Answer: A- the internet of things
Explanation: The internet of things is a network of computer appliances, machine, and digital devices that connect together which is made available for use with a special name that identifies an unusual object or unusual category of objects like the idea, physical object or substance, also the capability of transferring information over a system without needing individual to individual or individual to computer communication.
In this case, the new smart refrigerator was designed to send data to the producer about its use and performance without the need of the refrigerator going through either human or computer interaction before communicating the information.