B. The observers up front were asked to sit down so that the ones in the back could see. When you are talking about people, you use sit, not set.
Explanation:
I think the first one is the answer
I have not read the story but you want to answer the question based on what happens at the end of the story like the last 2 sentences or so. and 2. it’s how your life relates to the story.If that makes sense
You can improve your speed reading by using the speed reading method which using your four fingers and glide at the pace you want