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New Brunswick Class 7 Level 1 Practice Test
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Passing target: 16 correct signs and 16 correct rules; STOP, YIELD and SCHOOL ZONE correct
Vehicle Safety, Documents & TowingStandalone practice
When towing a trailer with an ordinary ball hitch, what secondary connection is required?
A close view shows a closed and pinned trailer ball coupler. The wider attachment points are outside this close view.
Correct answer: A safety chain as a secondary attachment to the towing vehicle.
Why
The chain helps retain the trailer if the primary coupling separates.
Verified against Part 3 - Equipment · Equipment · p. 5
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