Context: Figure: Sonoran Desert.
The Sonoran Desert is a hot desert ecosystem in the southwestern United States and northwestern Mexico. This desert is home to wild saguaro cactus, which can grow over 70 feet tall.
Which statement describes the Sonoran Desert ecosystem?
A. It has only a few types of organisms.
B. It has warm, wet summers.
C. It has a small amount of rain.
Answer with the option's letter from the given choices directly.
Answer: C