Answer: volcanoes and sea floor spreading
Explanation:
Plants use carbon dioxide to breathe basically and then that converts to photosynthesis witch gives them nutrients. And then they release oxygen which humans consume to breathe in then we release carbon dioxide and the circle goes on and on
C. San Andreas Fault ............
Answer:
1 is b
2 is c
3 is either b or c
i don't really remember 4, sorry
Explanation:
