Answer:
C. telecommunications
Step-by-step explanation:
The concept of telecommunication encompasses all forms of distance communication. The word includes the Greek prefix tele, which means "distance" or "far." As such, telecommunication is a technique that consists of transmitting a message from one point to another (audio, video, data, text,etc.) usually with the added value of being bidirectional. Telephony, radio, television and data transmission via computers are part of the telecommunications sector.
Telecommunication is a part of the area of electrical engineering that aims to create distance communication for human communication. In other words, a telecommunications company aims to provide everything needed for people to communicate at a distance.