You could fill it in with a lot of different words depending on the region, but I would personally go with either quisquilloso or exigente. Both mean picky eaters in this situation.
Answer:
En Ojos del Salado
Explanation:
"Nevado Ojos del Salado is a stratovolcano in the Andes on the Argentina–Chile border and the highest active volcano in the world "
C) En el Huaca del Dragón. (Perú)
Did you read an article because I tried searching up and read but it didn’t show nothing