In the Above Figure,the Shift in the Demand Curve from D

question 257

Multiple Choice

In the above figure,the shift in the demand curve from D to D? can be the result of

• A) a decrease in income if pizza is a normal good.
• B) a decrease in the price of a sub sandwich, a substitute for pizza.
• C) an increase in the price of soda, a complement to pizza.
• D) an increase in the number of teenagers, all of whom demand more pizza than do other age groups.
• E) new technology that increases the profit from producing pizza.

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Definitions:

Hydrostatic Skeleton

A type of skeleton found in some invertebrates in which contracting muscles push against a tube of fluid.

Asexual Reproduction

The process by which an organism creates a genetically identical copy of itself without the involvement of another organism.

Choanoflagellates

A group of free-living unicellular and colonial flagellate eukaryotes considered to be the closest living relatives of the animals.

Collar Cells

Also known as choanocytes, are flagellated cells that line the interior of asconoid sponges and are used for feeding by generating water flow and filtering food particles.