The answer is; D
This is referred to as co-evolution. It involves the reciprocal evolution of 2 species. This kind of evolution can be seen in mutualism (like the choices described above), and also predator-prey, host-parasite relationships. The term co-evolution was coined by Paul R. Ehrlich and Peter H. Raven in 1964.
The first answer
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Answer:
East Ferris running out of water because the amount of available freshwater decreases when people use more than the amount that flows into their area.
2. sodium ion that has lost an electron
Answer:
The air tends to move from high pressure to low pressure
