A group of students plans to build a model of a local pond habitat. Which model best represents an environment similar to a pond?

Choose your answer from:
(1). a sealed plastic bottle containing insects and algae from a pond;
(2). a classroom aquarium containing plants and animals bought from a store;
(3). a classroom aquarium containing freshwater, non-native plants, and non-native animals;
(4). a small plastic outdoor pool containing freshwater, native plants, and native animals;


(4).