Answer: The supply curve for digital photo printing services shifts to the right.
Explanation: The popularity of digital cameras has enticed large discount stores like walminus−mart and costco to offer digital photo printing services. As a result of this, there is an increase in the supply of digital photo printing services leading to a rightward shift in the supply curve. With demand unchanged this will lead to a fall in the equilibrium price of digital photo printing services and an increase in the quantity of digital photo printing services.
