I looked it but I was debating on C or D but I’m thinking it’s C because google was saying the National forest magages timber, wildlife, removing small trees. C says ecosystem which is the environment.
Answer:
Climate change threatens coastal areas, which are already stressed by human activity, pollution, invasive species, and storms. Sea level rise could erode and inundate coastal ecosystems and eliminate wetlands. Warmer and more acidic oceans are likely to disrupt coastal and marine ecosystems.
The entire United States and the rest of the world serve as the hinterland for all of the following cities except Tucson.
B. The curtains on the windows of a bedroom.
The rest of the choices are not man-made which would not be infrastructure.