What does the movement along the same demand curve show?

Expansion of supply only Contraction of demand only Both expansion and contraction of demand Both expansion and contraction of supply

Both expansion and contraction of demand

The changes in the demand can be categorised into 2 categories: Movement along the demand curve: Change in demand due to change in price of the commodity. Shift in the demand curve: Change in demand due to change in factors other than the price of commodity.