【单选题】Although most of us believe that we communicate almost exclusively with words, research has shown that nonverbal communication is at least as important. Gestures and tone of voice are important cues i...
A.
dogs and humans communicate the same way.
B.
gestures and tone of voice convey a great deal of information.
C.
our system of communication is changing rapidly.
D.
only human beings are capable of verbal communication.