Coupling & Uncoupling第 19 / 60 题

Before coupling, why should you inspect the area around and under the trailer?

a.To count the tires
b.To look for a place to park the tractor
c.To check for people, obstacles, or objects and confirm the trailer wheels are chocked or brakes set
d.To adjust the mirrors

解析

You should walk around and check under the trailer for people, pets, or obstacles before backing under it. Confirm the trailer wheels are chocked or the trailer brakes are set so it cannot move. This inspection prevents injury and equipment damage during coupling.

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