I choose the third one. It’s the only one that makes sense to me.
Answer:
- Disapproving of gossip and badmouthing, so the friend can feel uncomfortable and stop doing such harmful things
- Forming a study group/competing for better and higher grades
- Tutoring other students to share knowledge
- Encouragement to join different clubs with special interests (Debate, drama, computer science, etc...)
- Saving money to buy things/getting a job together.
Answer: I believe it would be letter (b)
Explanation: I had to answer this question yesterday and I am pretty sure this is the answer. Because it asks ¨the narrator gives an example of why oxygen is vital to climbers on Mt. Everest. How does the narrator develop this concept in the rest of the narrative?¨ so this is really the only plausible answer regarding the question.
D. He thinks the wind will change and bring them to shore.
