When there is a lot of pollution, rain can be acidic, harming plants and animals. This is an example of which type of interaction? A. an individual affecting a community

B. competition between a population and a community

C. an abiotic factor affecting an ecosystem

D. a mutualistic type of symbiosis

I think its C come at me if im wrong

Explanation:

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands