An ecosystem that occurs close to the equator
A. Terrestrial biome
B. Savannah
A grassland ecosystem where trees are spaced
widely so the canopy does not close
C. Tropical rainforest
Related to a region or climate characterized by
mild temperatures
D. Tundra

C. tropical rainforest

Explanation:

the aswer is letter c

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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