When is dry firing permitted in a training environment?

Dry firing, which involves practicing trigger control and firearm handling without live ammunition, is typically permitted under specific conditions to ensure safety and effective training. The correct choice emphasizes the importance of supervision, which is critical in a training environment. When an instructor is present, they can provide guidance, monitor safety protocols, and correct any unsafe behaviors. This oversight helps prevent accidents and reinforces proper techniques, which is particularly important since dry firing often involves complex maneuvers or the use of specific drills.

When an instructor supervises, they can also ensure that all participants understand the function and safety features of the firearm they are using, helping to minimize the risk of mishandling. This structured approach maximizes the benefits of dry firing while maintaining a safe environment for all trainees.

While other options might sound plausible, they lack the essential safety measures that supervision provides. Practicing dry firing at any time or when alone on the range could lead to unsafe practices, and conducting it only after an equipment check, while important, does not address the necessity of having an instructor present to oversee the activity.