1.which is an example of an effective listening skill? a. using words that encourage a speaker to continue, such as "really? " b. avoiding the speaker's eyes. c. yawning while a person is speaking. d. interrupting the person who is speaking. 2.which is a type of nonverbal communication that includes posture, gestures and facial expressions? a. foreign language b. body language c. verbal language d. tactful language 3.which is technique for using constructive feedback effectively? a. give feedback in front of a group. b. point out weaknesses first, then acknowledge the good points of a person's idea. c. focus on the specific problem at hand, rather than the person. d. focus on what happened in the past.