Which of the Following Statements About Demand Is True

question 63

Multiple Choice

Which of the following statements about demand is true?

• A) The demand curve for a group of consumers in a market is simply the horizontal summation of each individual's demand.
• B) The single demand curve shows the quantity of a good that people will buy, allowing all factors (price, income, expected future prices, etc.) to vary.
• C) An increase in income will cause a person to move down and to the right along her demand curve.
• D) All of the above are true.

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Definitions:

Liver

A large and vital organ in vertebrates responsible for numerous functions including detoxification, protein synthesis, and production of biochemicals necessary for digestion.

Ammonia

Nitrogenous end product that takes a limited amount of energy to produce but requires much water to excrete because it is toxic.

Aldosterone

A steroid hormone secreted by the adrenal glands that regulates sodium and potassium balance in the blood, influencing blood pressure and fluid balance.

Hormone

Chemical substances produced in the body that regulate and control the activity of certain cells or organs.