How must passenger seats be attached inside a bus?
Correct answer: B – They must be securely fastened to the bus
The South Carolina CDL manual requires the driver to inspect the bus interior before driving. Passenger seats must be safe and securely fastened to the bus. Adjustable, reclining, or quickly removable seats are not general CDL inspection requirements.
Source: South Carolina Commercial Driver’s License Manual — § 4.1.3, “Bus Interior”

