Final answer:
David used Adobe Flash to create an interactive game primarily for entertainment, which is a key function of digital media and serves to engage users.
Step-by-step explanation:
DaGames have historically served as a source of enjoyment and are a core element of the entertainment value that media provides. With technology's progression, the digital media landscape has evolved to include a variety of formats like online gaming and multimedia applications, all endeavoring to deliver content that captivates and entertains users. Additional to entertaining, media fulfill several functions, which include informing the public about news and events, serving as a watchdog for corruption, setting the national agenda, and promoting the public good.