Answer:
a. Internet of Things ( IoT )
Step-by-step explanation:
Internet of Things ( IoT ) -
It refers to the method or the technology of linking the information of computing into digital objects , machines , objects etc , is referred to as internet of things .
This method does not requires the use of human beings , as just with the commands of the computer the day to day activity or the task is done .
The method is very beneficial of the upcoming generation .
Hence , from the given information of the question ,
The correct option is a. Internet of Things ( IoT ) .