Pollution is always a good way to go but you don't have to do air pollution you can do water pollution or both air and water pollution.
Answer:
Hope this helps!
Explanation:
"When your body is injured in some way or something else is wrong, your nerves (cells that help your body send and receive information) send millions of messages to your brain about what's going on. Your brain then makes you feel pain." -Why Do I Have Pain? (for Kids) - Nemours KidsHealth
I didn't write that, but I gave credit to whoever did.
There are 2 of them :-
1) Phagocytes
2) Macrophages.
These WBCs attach themselves to disease causing pathogens & then engulf them resulting in the destruction of the pathogens.
_________
Hope it helps!
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Answer: I don't have a definitive answer for this question but I do have a helpful explanation.
Explanation: Try to find out what each letter means and organize the elements by how they connect to each other. If you don't know you can research to find a diagram that can help show you how to connect these functional elements. You could try searching how do you find the elements of HOH in a diagram.
Answer:
option C is the right point