Answer: (C) Corn and satellite radio
Step-by-step explanation:
The corn and the satellite radio is one of the international telecommunication system that is specifically used for the broadcasting purpose.
The corn is one of the type of radio broadcasting that is used as in the form of FM. It is used by using various types of programming applications in the form of terrestrial radios.
The corn system is cheaper as compared to the satellite radio system, as it is widely use in the terrestrial area and the provide services to each geographical areas.
Therefore, Option (C) is correct.