What is indicated by the code "10-2"?

The code "10-2" represents the phrase "Receiving well" in the context of radio communication among law enforcement personnel. This code is part of a standardized system that helps facilitate clear and concise communication in situations where brevity is crucial, especially in high-pressure environments.

When an officer utilizes this code, it indicates that the transmission they received is loud and clear, ensuring that both parties are on the same wavelength during communication. This is an essential aspect of police work, as effective communication can significantly impact the safety and effectiveness of operations.

The other codes mentioned in the options serve different purposes, such as indicating a state of alertness or a specific operational status, but "10-2" specifically conveys that the message is being received clearly. Understanding the meaning of various codes, including "10-2," is vital for officers to maintain efficient communication in their duties.