Answer:
The correct option is;
A. A/V technicians have to learn how to use many different types of devices
Step-by-step explanation:
Sound recording, mixing boards, video monitors, projectors, speakers, and microphone equipment are set up and operated by audiovisual (A/V) technicians during concerts, live sport games, business meetings and conventions, TV and radio outdoors shoots and for on location assignments as well as equipment maintenance for universities and other organization. As such A/V it is essential for A/V technicians to develop manual dexterity on a wide variety of audiovisual equipment.