What are two objectives of the promotion system?

The selected answer highlights a crucial objective of the promotion system, which is to maintain the necessary strength in each grade and Military Occupational Specialty (MOS). This objective ensures that the Marine Corps has a balanced and effective force structure, allowing for operational readiness and effectiveness. By promoting individuals within their MOS and grade, the Marine Corps can ensure that it has the right number of qualified personnel in critical roles, which is essential for mission success.

Maintaining strength in each grade and MOS helps to avoid both shortages and surpluses, thus contributing to the overall efficiency of the organization. It ensures that as enlisted Marines progress in their careers, there are enough leaders and experienced personnel to guide junior Marines, while also keeping a steady flow of individuals into each MOS so that they can sustain operational capabilities.

The other options reflect important aspects of military personnel management but do not directly address the promotion system's role in maintaining the structure and strength of the Marine Corps. For instance, while ensuring equitable promotion opportunities is vital for morale and fairness, it doesn't specifically tackle the need for maintaining strength in each MOS. Similarly, focusing on personal training is important for individual development, but it isn't a primary objective of the promotion system itself. Limiting the number of promotions annually relates more to managing personnel