When DithEarth's Crust Form

question 18

Multiple Choice

When dithEarth's crust form?

• A)2.9 billion years ago
• B)3.2 billion years ago
• C)4,600 million years ago
• D)4.6 million years ago
• E)12,000 years ago

---

Definitions:

Highly Profitable

Describing a business or activity generating significantly higher than average profits.

Substitute Products

Goods or services that can be used in place of one another, where the increase in price of one leads to an increase in demand for the other.

Total Utility

The total amount of satisfaction derived from the consumption of a single product or a combination of products.

Marginal Utility

The additional satisfaction or benefit obtained from consuming one more unit of a good or service.