D. Earthquake
This is because all the others are landforms.
Answer: the correct answer is Option D
Explanation:
The importance of Carbon is that it can clean, and its kind of bad for air though.
Asexual reproduction involves the production of offspring without the need for a secondary partner to contribute genetic information.
Pollination and mating are two forms of sexual reproduction, so B, C, and D are incorrect. A, because the new potato grows directly from the old without the contribution of new genetic material, asexually reproduces.