What does each stripe on the service uniform signify?

The insignia stripes on the service uniform are a visual representation of a soldier's time in service, with each stripe signifying a specific period of honorable service. In this case, each stripe corresponds to three years of honorable service. Therefore, the correct choice accurately reflects that each stripe indicates not just time served, but recognizes the soldier's commitment and dedication to the Army and their successful fulfillment of duties over that time. This symbolism is important in reinforcing values such as dedication, experience, and achievement, which are critical in military culture.

The other choices may reference various timeframes of service, but they do not correctly align with the established standard that each stripe represents three years of honorable service. Understanding this detail is crucial for soldiers who wish to recognize and articulate the significance of their uniforms and the honors represented by their stripes.