In the following question select the one which is different from the other three responses:

X-ray

The option that is different from the other three responses is:

☀ X-ray

"Computer," "Radio," and "Telephone" are all devices used for communication and information exchange:

• A "Computer" is an electronic device that can process data and perform various tasks.
• A "Radio" is a device that can receive and transmit radio waves for broadcasting audio signals.
• A "Telephone" is a communication device that allows people to talk to each other over long distances using voice signals.