For an external scaffold walkway guardrail where the site HSE plan references a minimum freeboard measured from a nominated walking datum, what phrasing reflects the intended review hinge?

Choices

• (A) Use slab finish elevation only with no benchmark
• (B) Measure from an engineer-marked walkway datum using the clearance from the submitted approval package
• (C) Cut height at end-of-day discretion
• (D) Replace railing with signage tape only