Answer :
Final answer:
A wall-mounted cable tray is often used in light-duty applications such as telephone systems wiring because it is less weight bearing, less cumbersome, and easy to install, making it a practical choice.
Explanation:
In the context of light-duty applications such as telephone systems wiring, the most suitable option among the ones provided would be choice C: wall mounted cable tray. A wall-mounted cable tray is often used in applications that require less weight bearing and are perfect for supporting telecommunication and data cables in situations where space is at a premium. Unlike the other options (monorail cable tray, pipe rack cable tray, trapeze mounted cable tray), a wall-mounted tray is less cumbersome and easy to install, making it a practical choice for telephone systems wiring.
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