The answer is D. Turning off the telescreen.
The enslaved people could've seen Uncle John as a hero because of his kind act of giving back the raccoon. He didn't have to lift up the boxes and let it go so they were very thankful. It payed off because they showed their appreciation.
Hope this helped (•‿•)
<span>30) The function of the word flocking as it is used in this sentence is shown here:
D) It is called a participle and it functions as an adjective in this sentence.The sentence stands as a nice example of how participle phrase adds description to the sentence. The media specialist smiled when he saw the eager students flocking <span>to the area with the latest bestsellers. The highlighted part of the sentence contains objects and modifiers that completes the thought which is a direct characteristic of a participle.</span></span>