Answer: A. Demand for videogame software shifts right, equilibrium price and quantity both rise
Step-by-step explanation:
Videogame software is a complimentary good to videogame consoles which means that when the price of videogame consoles decreases, there will be an increase in demand for videogame consoles because they are cheaper and this will then translate to an increase in demand for videogame software.
To show this, the demand curve for videogame software will shift to the right where it will intersect with the supply curve at a higher equilibrium price and quantity.