Which of the following items is part of the Navy's service uniform?

The inclusion of black dress shoes as part of the Navy's service uniform is based on the requirements for formal and professional appearance. The service uniform, which is worn during a variety of duties and ceremonies, emphasizes a neat and polished look that reflects the values of the Navy. Black dress shoes provide a uniform appearance and are designed to complement the dress uniform by ensuring that all members of the Navy present themselves in an orderly and consistent manner.

In contrast, combat boots are appropriate for specific operational or combat scenarios but do not align with the formal aspects of the service uniform. Tennis shoes and sandals, while comfortable, lack the formal and uniform aspect required in the Navy’s service attire, as they do not provide the same level of professionalism and formality associated with military dress standards. Thus, black dress shoes are the correct choice as they meet the criteria for the Navy’s service uniform.