Answer:
1. smiling
2.Eye contact
3.gestures and movement
4. tone of voice
5.physical touch
6.appearance
7. Nod
8.shaking hands
9. patting the back
10.posture
11.body language
12.shaking the head
13. crossing your arms
14. Talking your feet on the ground
15. frowning
16. tilting your head
17. space
Step-by-step explanation:
this is the most I could offer so yeah the facial expressions, posture , proximity are a part of non verbal communication