Which two of the nonverbal signals discussed can be used to assert authority, imply intimacy, and send other nonverbal messages?

Posture and taking up as much space as you can with your body

Explanation:

If you stand up straight people are more likely to look at you and their normally slouched posture makes them feel a little intimated. Same with taking up as much space as possible you aren't being small or timid. Also eye contact and not crossing your arms are great signs of authority. Making clasping you hand at your sides or behind your back.