Identify the primary responsibility of the Master Gunner during deployments.

The primary responsibility of the Master Gunner during deployments is to oversee gunnery training and sustainment. This role is critical because the Master Gunner ensures that personnel are fully prepared and proficient in the use of weaponry, which is essential for mission success. They are responsible for developing and implementing training programs that keep gunners skilled and ready for various operational scenarios. Additionally, the Master Gunner assesses the effectiveness of training, identifies areas that require improvement, and leads practical drills to maintain a high standard of readiness within the unit. This focus on training and sustainment directly contributes to improved operational effectiveness and safety during deployments.