What is Nonverbal Communication?

What is Nonverbal Communication?
【正确答案】：Firstly, Nonverbal communication is a broad term, used to express any meaning or feeling without words. Second, It is estimated to make up 70 to 90% of all communication. Nonverbal communication may be intentional or unconscious. At last, The qualities of nonverbal communication is invisible, omnipresent, and learned just like culture. Much of our nonverbal behavior, like culture, tends to be elusive, spontaneous and frequently beyond our awareness.