A. by studying whole body language
B. by studying the face
C. by studying sign language
D. by studying small tribal groups
Correct Answer: by studying the face ✔
Last Updated: September 23, 2019
A. by studying whole body language
B. by studying the face
C. by studying sign language
D. by studying small tribal groups
Correct Answer: by studying the face ✔
Last Updated: September 23, 2019