Compared to Rain Forest Soils,the Tropical Savanna Soils Are ________

Multiple Choice

Compared to rain forest soils,the tropical savanna soils are ________ for agriculture because ________.

A) better they have more humus and are better drained
B) better they are better at retaining moisture
C) worse they are less fertile
D) worse they have a prolonged period of dryness
E) better they have nutrients concentrated in the shallowest surface layers.