Which of the following barriers to cultural understanding typically comes in form of body language?

There were no choices given. However, body language have hidden barriers. Postures and reactions can manifest communication of concealed information. Like indirect looks when questioned is a form of avoidance, a sudden crossed legged position may indicate authority, nervousness in a reply can be a lie.

People do not reveal themselves completely to others. They leave a personal space to give distance on things that are not conversational to them.