This task is about translating a given Spanish language sentence to English.

Entonces, estamos haciendo la parte c del primer problema de Cálculo del examen BC, la parte de respuesta libre, entonces, voy a re-leerlo, dice, la región r, esta es la región r, es la base de un sólido,
So we were doing part c of the first problem on the Calculus BC exam, the free response part, and so what, I'll re-read it, it says the region r, this is the region r, is the base of a solid.