hinesparker8 hinesparker8
  • 15-09-2022
  • Engineering
contestada

What is an example of a trench protective system?
A. An exit ramp
B. Sloping or shoring
C. A ladder
D. None of these.

Respuesta :

isaibauer isaibauer
  • 15-09-2022

Answer: D none of these

Explanation:

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