If a person stands with his legs about one shoulder apart and his hands behind his back, what kind of person is he?

On the surface, I am more confident, more confident, more straightforward, more car-scrapping, more dependent on habits, more stubborn, more inflexible or more disciplined; It may also be a bluff; It also depends on his occupation and whether he has any professional habits, such as security guards, instructors and soldiers. In addition, when you are not confident or insecure, you will subconsciously copy and imitate other people's things as your own content.