Answer:
a
Explanation:
A. peripheral nervous system (PNS)
Both A and B are correct.
Answer:
cpu ( central processing unit) is the brain of the computer
Infectious diseases, like cholera, typhoid fever [6] and other diseases gastroenteritis, diarrhea, vomiting, skin and kidney problem are spreading through polluted water [7]. Human health is affected by the direct damage of plants and animal nutrition.