I believe it would be A.) The creation of atomic nuclei!
Generally, any "thing" has many different qualities. If it shares roughly half these qualities with another "thing" they could be said to be very different and yet similar. <span>In the case of cells, plant cells and animal cells both have a nucleus, protoplasm, vacuoles. Plant cells have cell walls and a more rigid structure</span>
Answer:
Pluto is big enough to be considered a dwarf planet, but it has not been classified as such in some peoples views such as Quaoar and Sedna.
Explanation:
The both reach the otter layers of the solar system just like Pluto and are as I said above big but not big enough to be considered a dwarf planet
I think the answer is B because it happens slowly and through natural selection