The answer is a Proportion
(What I think is the) answer:
How someone talks of something through their perspective.
Explanation:
With a colleague (workplace mate) you'd talk from a professional standpoint but if you were to talk with a friend you'd speak more casually about stuff.
A is correct answer.
Reinforcement is the exercise in a relationship.
Hope it helped you.
-Charlie
Your answer is A, explaining how social networking is changing friendships.
