A fish tank that holds live fish and plants is a model of a
natural pond.
What are two limitations of the fish tank model compared with a real pond?
O A. The fish tank does not have as many different types of animals as
a real pond.
B. The fish tank is more like a small lake than a real pond.
C. The fish tank is not as large or as deep as a real pond.
D. The fish tank cannot show how fish are affected by plants that
live in a real pond.
