Because we adapt to our environments and we believe that whoever is compatible of serving will pass on the trait.
Answer:
D
Explanation:
Idrk know how to explain this but um basically deposition of valley walls will create a river-like path which over the years creates a river I think. I just used process of elimination tbh... Hurricanes don't make rivers so B definetley isn't the correct answer. A collapsed volcanic caldera has legit nothing to do with rivers so thats a no for C. and that leaves A and D and if you poor like 100 whole jugs of water into soil its not going to create a river which leaves B as the only answer that makes sense. (I hope this somewhat helps, if need be I can try to elaborate more in the comments)
Answer: Its not rare and this isn't a question so stop deleting my answer.
Answer:
Both and neither
Explanation:
this question is open ended and can be anwsered in any way youd like. its about dissecting the pros and cons in your own opinion there is no true right or wrong. From the perspective of the government dams are great cost efficent and green, but to beavers dams are terrible. Just write however you feel and you will get a good grade as long as you put a little effort into it