The correct answer is C. Savannah.
A savannah is a grassland with scattered trees and shrubs. It is found in tropical and subtropical regions of the world, including Africa, South America, and Australia. Savannahs are characterized by their warm, dry climate and their open, grassy landscape.
Prairies are grasslands found in North America. They are similar to savannahs in that they are characterized by their open, grassy landscape. However, prairies are typically cooler and wetter than savannahs.
Pampas are grasslands found in South America. They are similar to savannahs in that they are characterized by their open, grassy landscape. However, pampas are typically drier and more open than savannahs.
None of the other options are correct.