Problem: Which of the following is/are characteristic of the use and meaning of gestures in Howard Hawks films according to Joe McElhaney?
A. actors' manipulation of props with their hands communicated the feelings or psychological states of the characters
B. his actor's hand gestures and use of objects were brief moments that had an economy in conveying meaning and creating exchanges between characters
C. gestures are both spontaneous and predetermined, often having less to do with representing a harmonious world than carving out a space amidst a chaotic world
D. all of the above
E. answers a and b