Hello,
The answer is option D "<span>hepatitis".
Reason:
The answer is option D because </span>hepatitis is a infection in the liver which causes toxins and <span>hereditary conditions. Its not option A because dysentery is the infection in the intestines that causes diarrhea. Its not option B because polio is a viral disease that hurts the nerves and can lead a person to be paralyzed. Its also not option C because mumps is also a viral infection that mainly infects the parotid glands.
If you need anymore help feel free to ask me!
Hope this helps!
~Nonportrit</span>
It can prevent colon cancer lol
Answer:
A. It is a source of genetic variation
