Joanne is going out to her car after taking a night class, and just as she is about to open the car door, a man appears who has his pants down to his knees and is masturbating. According to the text, Joanne's best immedaite response prior to notify campus security would be to:
A.scream loudly
B.stand still and watch for awhile
C.start laughing and tell him to put the silly thing away
D.calmly ignore the man