I would assume because of where san francisco is i suppose that it just depends on where your located at
Answer: The peripheral nervous system.
Explanation: We have two parts to our nervous system. The central nervous system and the peripheral nervous system. The CNS is located in the brain and spinal cord the PNS is the nerves and ganglia outside of those.
Solar power/energy or hydroelectric plants
Answer:natural active immunity
Explanation:lol it took too long