Tides and planetary orbits are caused by the moon
1. A
2. D????
3. C?
4. B
5. A????
The answer is B, because layers mix better at the poles.
Answer:
A group of individuals of the same species occupying a particular geographic area. Populations may be relatively small and closed, as on an island or in a valley, or they may be more diffuse and without a clear boundary between them and a neighboring population of the same species.
Beacause of how big,bright,and how close it is