The Three Most Abundant Elements in Earth's Crust Are

question 96

Multiple Choice

The three most abundant elements in Earth's crust are

• A)rock,water,and tectonics.
• B)magnesium,potassium,and oxygen.
• C)iron,aluminum,and granite.
• D)oxygen,silicon,and aluminum.
• E)iron,oxygen,and sodium

---

Definitions:

This Firm

A term often used in economic models or discussions to represent a generic company or business under analysis.

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs.

Opportunity Costs

The penalty of not opting for the next superior alternative while making a decision.

Total Revenues

The total amount of income generated by the sale of goods or services related to the company's primary operations.