The Answer D sound logical however I’m not sure about the 4 new chromosomes
I'd say the answer is C but I'm not 100% sure. If not C then maybe B
I believe it is evolution
The building and or construction of proteins or polypeptides occurs at the small granule like organelle called the ribosome. These are small spherical structures either found on the rough endoplasmic reticulum or freely floating in the cytoplasm.