A. you are A very not confident people, very afraid of dealing with people, fear of revealed their own shortcomings, so bogged down in your own little world, if you can change, let oneself become confident, take an active part in some collective activities, believe that you will make many friends.

B you are a full of confidence, communication means is quite good, extremely easy and people do, but it is important to note that many degrees do not confident, thus ignore the thoughts and feelings of others.(Psychological tests /test/)

C you is a very introverted person, relatively speaking, get along with others rather than oneself a person is happy, so you don't want to make friends with people, that there is no need to go into someone else's world, but you need to be aware of is that at work is very pay attention to team work, so you had better change yourself more this shortcoming.