What distinguishes a General Order (GO) from other orders?

Answer: B — It includes permanent changes in operational rules

A General Order (GO) is specifically designed to address temporary operational changes that may be necessary due to various circumstances, such as maintenance, repairs, or safety considerations. This differentiates it from permanent changes in operational rules, which are typically addressed through a different process and documentation. By nature, a General Order is not limited to cargo trains, nor is it solely issued for weather-related delays; it can encompass a variety of operational adjustments needed for all trains. Thus, understanding the nature of a General Order as a document outlining temporary changes helps clarify its purpose and how it fits within the broader context of train operations and safety management on railroads.