The gauchos principally work in
a. la boca
b. las picadas
c. la pampa

c. la pampa

Explanation:

The gauchos are the Brazilian people born in the state of Rio Grande do Sul, in the south of Brazil. Rio Grande do Sul is a Brazilian state that borders Paraguay, Argentina and Uruguay.

The fields of Rio Grande do Sul are called pampas gauchos. The biome formed by these fields, which also extend through Uruguay and Argentina, is denominated Pampa, indigenous term Quechua that means flat region. The Pampas are a region of rich biodiversity, with very fertile soil, where agricultural activities predominate in which the gauchos work.

answer; i believe that the correct answer is rapid and subsequently slow down;

the density would be a smaller number.