Instructions: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.
Input: (CNN) -- After downloading the latest iPhone, iPod touch and iPad operating system, iOS 6, the fun part is excitedly poking around and hunting for what's new. Find subtle design changes, like the phone's key pad, or set up new features, like Facebook integration. You might even use Siri again for the first time in a while to test its improved sports and restaurant knowledge. If you have an iPhone 3GS, 4 or 4S, a fourth generation iPod touch, or an iPad 2 or the new iPad, you can upgrade to iOS 6. Go to your settings screen, tap General and then Software Update. Keep in mind that some features are limited to the most recent models.New operating system update for the iPhone, iPad and iPod touch has gained and lost featuresApple's new Maps app drops Google data, including public transit directions, adds turn-by-turnVoice assistant Siri adds movie, sports and restaurant data 
 Questions:Flyover is only available on the iPhone 4S and later, iPad 2 and later, and the _. (A) CNN (B) iPhone (C) iPod touch (D) iPad (E) iOS (F) Facebook (G) Siri (H) iPhone 3GS (I) 4S (J) iOS 6 (K) General (L) Software Update (M) Apple (N) Maps (O) Google
Output:
(C)