Which of the following is a key identifier of good service on an enlisted member's uniform?

The identification of good service on an enlisted member's uniform is represented by gold chevrons. In military terms, chevrons are insignia that signify rank and service, and gold is often associated with higher achievements and distinguished service. Specifically, gold chevrons typically indicate rank advancement and are a mark of recognition for service and professionalism.

Different colors of chevrons or stripes represent various ranks or qualifications, with gold being distinctive for its recognition of merit and significant accomplishments. In many branches of the military, the transition from colored chevrons often reflects upward mobility and honors the dedication of the service member, thus reinforcing the value placed on service excellence and commitment.