Final answer:
Toe boards are safety features that protect against falling objects around floor openings, landings, and stairwells, and their installation is indeed true.
Step-by-step explanation:
The statement is true. Toe boards are a safety feature that should be installed around floor openings, landings, and stairwells to prevent materials and tools from accidentally falling to lower levels. This is an essential part of workplace safety measures, especially in construction and industrial settings, and is mandated by various occupational safety and health regulations. Toe boards create a physical barrier that helps to protect workers and equipment from falling objects, which can cause injury or damage.