What type of training is required for personnel involved in 3-M activities?

Personnel involved in 3-M activities are required to undergo both initial and annual refresher training on 3-M processes. This requirement ensures that individuals are not only adequately introduced to the fundamental concepts and procedures of the 3-M system but also regularly updated on any changes or improvements in the processes, tools, and best practices associated with maintenance and material management.

The initial training provides a foundational understanding of the 3-M manual, which includes essential procedures for maintenance and the documentation of material readiness. Annual refresher training reinforces this knowledge, helping personnel stay proficient in their responsibilities and ensuring consistency across the team. This continuous education is critical in maintaining operational efficiency and effectiveness, considering the evolving nature of maritime operations and technologies.

While other options suggest either limited training or no training at all, they do not align with the structured approach necessary to maintain high standards in 3-M activities. Regular training helps mitigate risks associated with human error and ensures that personnel are not only compliant with the regulations but also equipped to handle their tasks efficiently. Thus, the correct choice reflects the comprehensive training requirements outlined in the OPNAVINST 4790.1J manual.