A Major Source of Water Pollution in the United States

question 126

Multiple Choice

A major source of water pollution in the United States is _____.​

• A)factories
• B)sulfur dioxide (i.e., acid rain)​
• C)cars
• D)chemicals (used in pesticides and fertilizers) and sewage​
• E)garbage​

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Definitions:

Marginal Cost

The cost of producing one additional unit of a product or service.

Fixed Costs

Costs that remain consistent regardless of the amount of goods produced or the level of business operations, including expenses like rent, salaries, and insurance fees.

Variable Costs

Expenses that change in proportion to the level of production or sales volume.

Fixed Costs

Fixed expenses, including rent, salaries, and insurance, that are unaffected by variations in production or sales levels.