Final answer:
A conductor must acknowledge a verbal release form by repeating it back to the dispatcher to ensure the information is accurate and understood.
Step-by-step explanation:
When a train dispatcher transmits a release form verbally, a conductor must acknowledge receipt of the form by repeating it back to the dispatcher, ensuring the information is received and understood accurately.
To maintain safety and efficiency in railway operations, this process is critical. Confirming verbal orders is a standard procedure in the railroad industry to prevent misunderstandings and accidents.