Which factor would result in a movement along the demand curve?

A) a change in preferences
B) an increase in the number of buyers
C) an increase in the number of suppliers
D) a decrease in income

Demand Curve

A graph showing the relationship between the price of a good and the quantity of that good consumers are willing and able to purchase at various prices.

Movement Along

A change in the quantity demanded or supplied of a good or service resulting from a change in its price, represented graphically as a movement along a demand or supply curve.

Preferences

The subjective tastes and desires that influence individuals' choices between different goods, services, or actions.