The answer is the amount of money you put in it, brainliest please.
Answer:b)via radio signals
Explanation: Machine-to-machine technology is the technology that helps in sharing of the real time information of the device that have embedded sensor.They can work without the help of the manual factors.
The data is shared through the help of the radio signals in the devices like turbines vending machines etc for the tracking purpose and managing.
Thus the other options are incorrect because short distance is a disttance, cloud services are for the collection of services and databases contains the data. So, the correct option is option (b).
Technology becomes assistive technology C. WHEN SOMEONE WITH A DISABILITY OR LIMITATION USES IT TO HELP HIM OR HER DO SOMETHING.
Assistive technology is defined as any technological item, equipment, software or product system that is used to assist individuals with disabilities to increase, improve, and maintain their functional capabilities.