Question

what is fiber optics? a type of cable used for electrical wiring the transmission of light through thin strands of glass a method of wireless communication the study of fibers for textile manufacturing

Explanation:

Fiber - optics is the technology that involves the transmission of light through thin strands of glass or plastic. These optical - fibers can carry information over long distances with low loss and high bandwidth.

Answer:

The transmission of light through thin strands of glass