Final answer:
True friends are identified by their attitude, making sure they aren't using you, and doing favors without expectations. Aristotle also emphasized these qualities in a true friend.
Step-by-step explanation:
A true friend can be identified by their attitude while socializing, making sure they aren't just trying to use you, and doing favors without expecting anything in return. These qualities encompass all of the options given in the question. Aristotle, a philosopher from ancient Greece, also discussed the qualities of a true friend. He believed that a true friend is someone who wishes what is good for their friend's sake, without expecting anything in return.