B. By mutating their DNA in response to environmental conditions to gain beneficial traits.
Answer:
D. The cells will have 2n chromosomes and be haploid.
Do you know what a pangea is well Pangea is another supercontinent the reason why we're not Pangea is because something dead which oceans with lava cools off it cools off from old to new the new rocks are pushing the consonants together and eventually and a couple of million years it will be Pangaea again