Although the DNA packaging with histones proteins is mean to form nucleosomes (groups of 8 histones proteins), the higher structures why the genetic material is packaged with those molecules is to form chromosomes, as you said.
Answer:
Your question is unclear but, based on the context, it is clear to me that the point that comes after C (point D) refers to the process of evaporation. Please try to post a picture of the diagram and make your question clearer next time.
Explanation:
<span>Multiple mutations in the DNA over several reproductions lead to mutations that give rise to malignancies. Cancer cells reproduce at an accelerated rate and do not die in the same time frame as normal cells, resulting in masses of cells (tumors).</span>