What is the purpose of the required rest breaks built into hours-of-service rules?

Pick an answer

1. Required breaks exist only to standardize delivery schedules
2. Breaks are purely a courtesy with no real connection to safety rules, though that is not correct
3. To interrupt continuous driving time so fatigue doesn't build up unchecked over long shifts
4. To give drivers time to complete paperwork unrelated to rest

Correct!

Not quite. The correct answer is highlighted.