________ transmission systems are inexpensive and easy to install but they create electrical interference problems.

A) Fiber
B) Microwave
C) Radio
D) Satellite

Electrical Interference

Disturbances in electrical circuits that can degrade the performance of devices or systems, often caused by external sources of electromagnetic waves.

Microwave

A type of electromagnetic radiation with wavelengths ranging from one meter to one millimeter; also refers to a kitchen appliance that uses microwaves to cook or heat food.

Radio

A technology that uses radio waves to transmit information, such as sound, by modulation.