Does a lit ABS warning lamp mean a school bus cannot be driven at all?

Pick an answer

1. Not by itself, since the regular service brakes still function, but the issue should be reported and checked
2. Yes, the bus has no brakes whatsoever and cannot move
3. It means the bus must be driven faster than usual until the lamp goes out, so the system can reset
4. No, the lamp can safely be ignored indefinitely

Correct!

Not quite. The correct answer is highlighted.