How many levels of instruction does the INFORM LIST have?

The INFORM LIST consists of three distinct levels of instruction, which are designed to convey information in increasing complexity and detail. This multi-level approach allows for a progressive understanding of operational and safety procedures within the engineering and motorman fields.

The three levels typically include foundational information that establishes baseline knowledge, followed by intermediate instructions that build on that foundation, and finally advanced directives that cover comprehensive and specific operational guidelines. This hierarchical structure is essential for ensuring that individuals operating in this environment can effectively understand and apply the information relevant to their responsibilities.

The answer being three reflects a systematic method of instruction that enhances learning and retention, which is particularly important in fields where safety and precision are paramount.