A console game, ZOMBIES!, has come out recently. It sells for $60. Which of these might lower the price of the game?

A negative article about the game from a well-known reviewer, causing sales to drop

A positive article about the game from a well-known reviewer, causing sales to rise

A significant increase in the cost of a competitor's game, U.S. Zombies

A significant rise in the cost of gas, causing shipments of the game to slow down