Bananas and Apples Are Substitutes

question 43

Multiple Choice

Bananas and apples are substitutes.When the price of bananas rises and a technological advance in apple production occurs at the same time,

• A) the equilibrium price of apples rises and the equilibrium quantity of apples falls.
• B) the equilibrium price of apples rises and the equilibrium quantity of apples rises.
• C) the equilibrium price of apples rises and the equilibrium quantity of apples might rise or fall.
• D) the equilibrium quantity of apples rises and the equilibrium price of apples might rise or fall.

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Definitions:

Insulators

Materials that resist the flow of electrical current, often used to protect or separate conductors.

Electrons Stationary

Conceptually refers to electrons not moving or being in a static state within a material, although in reality, electrons are always in motion due to thermal energy.

Moisture

The presence of water or other liquid, in vapor form or as tiny droplets, within a substance or environment.

Charged Electroscope

A device used to detect the presence of electric charge, either positive or negative, by the movement of a metal foil.