question 1-56 which is an example of an optical core technology system? ipod screw driver laser fish tank

question 1-56 which is an example of an optical core technology system? ipod screw driver laser fish tank
Answer
Brief Explanations:
An iPod is a media - player, a screw driver is a tool for driving screws, and a fish tank is for keeping fish. A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation, making it an example of optical core technology.
Answer:
C. laser