Answer:
b and c
Explanation:
otherwise you couldn't scratch your back with one hand or do certain yoga positions
I'm guessing Iron and Ore. Hopefully this answer helps. :)
No. it will continue cycling through the carbon cycle forever
Answer:
2) End Triassic
Explanation:
End Triassic extinction occurred 201 million years ago. It was caused by the rifting of super continent Pangea. Pangea started to break and drift apart. When North america started to separate from Africa, volcanic activity increased. Lava and a large amount of gas was released into the atmosphere specially carbon dioxide. This led to global warming like condition which ultimately caused extinction of a large number of species.