Humility is the virtue that consists in knowing one's own limitations and weaknesses and acting according to such knowledge. The term comes from the Latin word humilitas.
It could be said that humility is the absence of pride. It is a characteristic of modest subjects, who do not feel more important or better than others, regardless of how far they have come in life.
The answer is C, body language. Body language is very important in communication. If you are in an interview and you're fidgeting...looking around the room...pacing....slouching....chances are you aren't going to get the job.