Question

swamp
dominant plants in this wetland are plants rooted in soil but emerging from the water (grasses)
the high elevation that separates watersheds
wetland with trees as dominant plant
susquehanna/chesapeake, ohio, delaware, potomac, erie, genesee

Explanation:

The question is about identifying the correct description of a swamp. A swamp is a wetland dominated by trees (like mangroves or cypress in different regions). The green box text "wetland with trees as dominant plant" matches the definition of a swamp. The red box describes marshes (grassy emergent plants), the orange is a divide (not a wetland), and the blue is watersheds (not a wetland type).

Answer:

The green box (text: "wetland with trees as dominant plant")