The form of exchange that is most commonly used in the United States today is option B. balanced reciprocity. The balanced reciprocity refers to the exchange of something with the expectation that another of same value will be returned within a certain time frame.
<h3>What is reciprocity?</h3>
In cultural anthropology, reciprocity means the non-market exchange of goods or labour ranging from direct barter (immediate exchange) to forms of gift exchange where a return is eventually expected (delayed exchange) as in the exchange of birthday gifts.
Therefore, the correct answer is as given above.
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Answer:
A - acid
When the pH of something goes over 7, it is considered a acidic substance, because it is not safe/authorized for any humans to drink it. Also, you ca not drink something below the pH of 6 because it is an alkaline, which is also not safe to drink.
