The answer is a
They lived in settled villages and farmed, allowing for the growth of large populations
it took lots of time and effort to create these mounds, pointing to the existence of established sedentary communities
Many Americans objected to the settlement
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.
Promotion could have multiple meanings.
For example, if you say "Mr. Knight got promoted (or got a promotion) from supervisor to manager". There promotion means "raise".
If a product is at promotion there promotion means advertising efforts.
It could also refer to a way to support a cause. For example: There's a campaing supporting healthy lifestyle promotion.