They are part of the human brain.
I think the answer is A hope it helps
The primary reproductive organs are the gonads, which produce the gametes and hormones. The secondary, or accessory, structures transport and sustain the gametes and nurture the developing offspring. Organs of excretion include the skin , liver , large intestine , lungs , and kidneys (see Figure 16.2. 2). Together, these organs make up the excretory system . They all excrete wastes, but they don't work together in the same way that organs do in most other body systems.
Answer:
people are less likely to struggle with health problems
Prepare gas mask
Gas mask filters depending on how many family members you have
Prepare weapons when people get scared they do stupid stuff
Med kits you may have an encounter with another person who needs it or you may need it
And bring lots of water and food