Answer:
work hard to stretch his joints to make themselves more agile, which in turn makes performance easier.
A written note that has to travel far away to get to the appropriate owner.
I'd say it means that the person who recieved the comment, is different. That person might be a good student or a impressive writer for example.
In general "distinghuishing" is something that makes a person distinct and~different from others, usually in a positive way.
Hope it heled,
Happy homework/ study/ exam!
The correct answer is D.prose can be used in fiction and nonfiction writing.