Which of the Following Describes a Situation in Which Demand

question 186

Multiple Choice

Which of the following describes a situation in which demand must be elastic?

• A)The price of pens rises by 10 cents, and quantity of pens demanded falls by 50.
• B)The price of pens rises by 10 cents, and total revenue rises.
• C)A 20 percent increase in the price of pens leads to a 20 percent decrease in the quantity of pens demanded.
• D)Total revenue does not change when the price of pens rises.
• E)Total revenue decreases when the price of pencils rises.

---

Definitions:

Erosion Pattern

The distinctive way in which natural forces remove soil, rock, or dissolved material from one location on the Earth's surface and then transport it to another, shaping the landscape.

Potholes

Circular holes in the bedrock of a riverbed or a roadway, formed by the abrasion of small stones and sediment whirled around by water.

Swirl

The movement of a fluid in a twisted or spiraling pattern, often occurring in natural systems like air currents and water bodies or in engineered applications.

Sediments

Particles of rock, minerals, or organic matter that have been transported and deposited by wind, water, or ice.