The correct letter would be A. When conducting peer review, its best if you provide a positive and detailed explanation of what you liked and what you think could be improve, but also make sure to stay positive and kind!
Answer: Planes haven given us as people the ablility to, View the Earth from above.
In a way yes it has changed our technology because nowdays people, Have a faster way to travel, for instance, a car can travel 435mph while that is nothing compared to a plane which can travel 1000kmh.
Explanation: Not sure if this was helpful but I did some quick research, and hope it helps you out mate.
Probably B because if you use abbreviations you can type quicker but idk
I am not sure but maybe he wanted to make things suspenseful and make new problems and conflict
