When Sand Replenishment of a Beach Is Undertaken

question 30

Multiple Choice

When sand replenishment of a beach is undertaken,

• A) The effort is considerable, but it need only be done once.
• B) Erosion will be halted when the new sand is firmly in place.
• C) It may be important to duplicate the mineralogy and grain size of the original sand.
• D) All of the choices are correct.

---

Definitions:

Variable Costs

Expenses that fluctuate with the level of output or sales, such as raw materials and direct labor, making them distinct from fixed costs.

Break-even Point

The point at which total revenues equal total expenses, resulting in no profit or loss for the business.

Unit Variable Cost

The cost associated with producing one additional unit of a product, which typically includes materials and labor.

Fixed Costs

Expenses that do not change with the level of production or sales activity, such as rent, salaries, and insurance premiums.