What is the minimum time in service required for a Soldier to be eligible for promotion to Sergeant (SGT)?

To be eligible for promotion to Sergeant (SGT), a Soldier must meet the minimum time in service requirement set by the Army. This requirement is established to ensure that Soldiers have sufficient experience and familiarity with their duties and responsibilities, which prepares them for the increased leadership role that comes with the rank of Sergeant.

In this context, the correct minimum time in service is 18 months. This timeframe enables Soldiers to develop the necessary skills, demonstrate proficiency in their current duties, and embody the Army values essential for leadership positions. It is important to note that this requirement also helps maintain a standard of readiness and competence within the ranks, ensuring that those promoted to leadership positions are adequately prepared for the challenges they will face.

The other options, while they reflect varying lengths of time in service, do not align with the established policy for promotion to the rank of Sergeant. Thus, the choice of 18 months as the minimum is based on the Army's standards for fostering capable leaders.