A Simultaneous Increase in Both the Demand for MP3 Players

question 70

Multiple Choice

A simultaneous increase in both the demand for MP3 players and the supply of MP3 players would imply that

• A)both the value of MP3 players to consumers and the cost of producing MP3 players has increased.
• B)both the value of MP3 players to consumers and the cost of producing MP3 players has decreased.
• C)the value of MP3 players to consumers has decreased,and the cost of producing MP3 players has increased.
• D)the value of MP3 players to consumers has increased,and the cost of producing MP3 players has decreased.

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Definitions:

Reagents

Chemical substances used in reactions to bring about and probe chemical changes, often to transform reactants into products.

2,2-dimethyloxirane

A type of oxirane with two methyl groups attached to the same carbon atom, used in organic synthesis.

Ethanol

A volatile, flammable, colorless liquid alcohol, used as a solvent, antiseptic, and intoxicant.

Trace of HCl

A very small amount of Hydrochloric acid, often used in chemical reactions.