Final answer:
You can conclude that a wetland you encounter is a swamp if it contains a variety of trees and shrubs since this characteristic is specific to swamps among different types of wetlands.
Step-by-step explanation:
When you encounter a wetland and conclude that it's a swamp, the feature that would help you reach this conclusion is the presence of a variety of trees and shrubs. Swamps are characterized by having woody plants such as trees and shrubs, and water flow in swamps is generally slow. The presence of carnivorous plants by itself does not distinguish swamps from other wetlands like bogs and peat marshes, which also contain such plants. Location near a lake or coast does not necessarily identify a wetland as a swamp specifically