Red Seal Construction Electrician

Answer - D - TIA/EIA 570A is standard for residential structured wiring for audio.

Key Takeaway: The standard for the audio wiring systems in residential settings is TIA/EIA 570A. It provides specification and standards for the primary cable runs of a distributed audio system. The four basic cable run types in a distributed audio system are: amplifier to distribution device, distribution device to volume controls, volume controls to speakers, and local source to speakers.