Question

question 12 / 25
mobile ladders can be damaged by:
select the best answer:
○ fire and corrosion
○ transport and impact by other objects
○ improper handling
○ all of the above
○ none of the above
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Explanation:

Fire can burn and weaken ladder materials, corrosion can deteriorate metal parts, transport - related jolts and impacts from other objects during use or movement can damage ladders, and improper handling like rough use or incorrect storage can also cause damage.

Answer:

D. All of the above