The title screen of Eduardo's original game features a grayscale cityscape with a bright blue river. What technique is Eduardo using in his title screen?

foreshadowing the game's aesthetics and the environment of the game world
teaching the player how to move the player object
creating the emotion of suspense
splitting the screen to show the pre-game information

The technique Eduardo is using in his title screen is foreshadowing the game's aesthetics and the environment of the game world.