Answer:
ecosystem
Explanation:
The ecosystem contains both biotic and abiotic factors. The environment can contain both factors, and living beings are biotic. Climate and atmospheric only have abiotic factors. Life support system does not exist.
Answer: 1,714 weeks
1) norm
2)household
3)chain migration
4)adopted children
C. Clay
:D Henry of Navarre :D
i got it right on edge
