At a student pick-up point where the school bus must back up to reposition, what sequence does the AAMVA manual require regarding students and backing?

AAMVA CDL Manual, Section 10.7.3 (Backing), p. 10-11

The core rule behind all of Section 10.7.3 is that students must never be outside the bus while it backs. At a pick-up point, that means loading has to happen before the backing maneuver, not after, so this sequence question directly tests whether a driver understands why the order matters, not just what it is.