You put no options up but some that are doing with that is soil, rain, sun.
The difference between them is their terrain, economy, art and governance
Hope this helped!
Answer:the space race started when russia launched the first man into space.Reason. Jealousy.
Explanation:
There appears to have been no mass extinction associated with the carboniferous period. The period exist about 299 Million ago in the late paleozoic era. The only thing that defined this period is an existence of rich deposit of coal , and there was no mass extinction happen in this period