The Great Smoky Mountains park has more biological diversity than other parks of its size. Choose three statements that best complete the summary of the passage.
A. Glaciers covered much of North America but did not reach into the Great Smoky Mountains.
B. There are more species of trees in the Great Smoky Mountains park than in other national parks.
C. The Great Smoky Mountains have a greater diversity than other areas because they provided a migration
route for plants and animals during climactic changes.
D. The vast range in elevation of the Great Snioky Mountains allows many different plants and animals 10
live there.
E. The average rainfall in the Great Smoky Mountains park ranges from 58 to 85 inches.
F. Weather conditions are another important factor contributing to ecological diversity in the Great Smoky
Mountains.