The factor of safety, based on the elastic limit of the material, for the forks used on power operated industrial trucks aboard a MODU must be at least __________.

Correct Answer: Option B — 3 to 1

Safety standards under 46 CFR require industrial truck components subject to high structural stress, such as forks on power-operated industrial trucks, to maintain a minimum factor of safety of 3 to 1 based on material elastic limits.