(Figure: Price Elasticity of Demand) Refer to the Figure

question 104

Multiple Choice

(Figure: Price Elasticity of Demand) Refer to the figure. Which of the four demand curves has the greatest responsiveness to price changes? Figure: Price Elasticity of Demand

• A) A
• B) B
• C) C
• D) D

---

Definitions:

Repolarization

The process of restoring the negative charge inside the cell membrane after a depolarization event.

Afterpotential

The change in membrane potential that follows the completion of an action potential in nerve cells.

Astrocytes

Star-shaped glial cells in the brain and spinal cord, involved in physical and nutritional support for neurons, and the repair and scarring process following central nervous system injury.

Blood-Brain Barrier

A selective semipermeable barrier formed by endothelial cells of the brain's capillaries that protects the brain from harmful substances and pathogens in the bloodstream.