Let's have a test together and see how's your interponser relationship
Stretch out your right hand and looking at your fingers. Which is your favourite one?
A) The thumb B) The index finger
C) The middle finger D) The ring finger
E) The little finger

In fact, different choice reflects different characters

Choose one, and look at the results------http://www.question-survey.com/online/henrychan/15057.phtml