Julio is learning remotely. He has to present his book report to the class via livestream. He knows that only his face and hands will be visible. Which nonverbal cue should Julio use to make his presentation more effective? looking into the camera and making eye contact with the audience staring at his notes so he does not skip any valuable information maintaining a frown so his teacher knows he took the assignment seriously keeping his shoulders hunched over so the class can see more of his face