What is one reason why western Oklahoma has a different climate than eastern Oklahoma?
a.
There are large differences in the richness of soil between the western and eastern parts of the state.
b.
There are large differences in elevation between the western and eastern parts of the state.
c.
There are large differences in population between the western and eastern parts of the state.
d.
There are large differences in animal ecosystems between the western and eastern parts of the state.

Please select the best answer from the choices provided

A
B
C
D