Which insignia corresponds to a Petty Officer First Class?

The insignia that corresponds to a Petty Officer First Class is characterized by specific elements that denote the rank. For this rank, the insignia features a perched eagle, which symbolizes the Navy and represents leadership and accomplishment. Additionally, there is a specialty mark that indicates the sailor's specific area of expertise or rating.

The distinctive feature for a Petty Officer First Class is the presence of three chevrons. These chevrons signify the rank and are an important visual marker indicating the level of responsibility the sailor holds within their unit. The combination of these elements effectively communicates the sailor's rank and expertise to others, making it clear that they are a Petty Officer First Class.

The other options contain different numbers of chevrons or elements that do not align with the insignia for this particular rank, illustrating a clear distinction in rank and qualifications among enlisted personnel in the Navy.