This goes back to the evidence base and draws from the national collision database, which shows that school buses account for such a small number of accidents in Canada. That being the case, the point that Kevin was making around the interplay between seat belts and the other safety features is an incredibly important aspect of the school bus task force, and the jurisdictions would need to be ready to mitigate those operational concerns, ensuring that the seat belts are always correctly used and correctly worn by all occupants all the time.
On April 4th, 2019. See this statement in context.