The handshake as a form of greeting in the united states is an example of a:

The handshake as a form of greeting in the United States is an example of a Cultural Symbol. They practice this to express explicit philosophies and communal structures and signify different features of a specific culture. They convey meanings that depend upon a person’s cultural contextual.

heyo, whats up

when you sing louad enough the vibration of you voice is able to shatter glass so yes vibration is your answer

if this mark brainliest i wolud be happy and have a great day you!

answer; people have no objective standard by which to judge themselves;