When might you pass a school bus while it is loading or unloading children?

Answer: C — When on the opposite side of a divided road

Passing a school bus while it is loading or unloading children is a critical safety issue, and it's important to understand the specific circumstances under which it is permissible. The correct choice indicates that if you are on the opposite side of a divided road, you may pass. This is because, in most jurisdictions, divided roads are designed to separate traffic, providing a physical barrier that minimizes risks. The division typically indicates that there is enough distance to allow for safe passing, as children should not be crossing the divided roadway. On the other hand, the other situations present a greater risk. When on a one-way street or in front of the bus, there's an implied closer proximity to the children, which increases the potential for accidents. Similarly, situations without a stop sign may not provide clear guidance on stopping, but they fail to account for the safety of children who may be crossing the street. Thus, understanding the context around the stopping regulations and the nature of the roadway is crucial for safe driving behavior around school buses.