Letter A is correct I think but don't rely on me too much K
Answer:
B) The river
Explanation:
The Penobscot Indians built their lives around the river and all that it supported. The river was a source of food, for example, as it provided fish for the Penobscot Indians to eat.
It didnt, its all fake news
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A ) many causes, one effect because if you look at a fishbone diagram, you see the many reasons (causes) leading to one conclusion (conclusion)
-hope it helps</span>