Passage: The Dominican Republic is divided into 31 provinces. Santo Domingo, the capital, is designated Distrito Nacional (National District). The provinces are divided into municipalities (municipios; singular municipio). They are the second-level political and administrative subdivisions of the country. The president appoints the governors of the 31 provinces. Mayors and municipal councils administer the 124 municipal districts and the National District (Santo Domingo). They are elected at the same time as congressional representatives.

Question: Who administers the districts?
Mayors and municipal councils