Why Was Copper One of the Most Sought-After Raw Materials

question 21

Multiple Choice

Why was copper one of the most sought-after raw materials imported into riverine cities from the hinterlands?

• A) It was easy to smelt and shape,and could be used to create bronze.
• B) It was considered to be the "tears of the sun," a sacred metal.
• C) It was needed to make plows.
• D) It was used in the making of pottery.

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Definitions:

Daily Profit

The financial gain or loss a business makes in a single day, calculated by subtracting total daily expenses from total daily revenue.

Marginal Revenue

The extra revenue generated by the sale of an additional unit of a product or service.

Profit-maximizing

The process or strategy by which a firm determines the price and output level that returns the greatest profit.

Ethanol

A renewable fuel made from various plant materials, which can be used as an alternative to gasoline.