A Person Approaches You on the Street and Asks for Directions.While

Multiple Choice

A person approaches you on the street and asks for directions.While you are talking,two people carry a door between you and the person to whom you are speaking.While the door is passing,the person you are talking to is replaced by a different person.If you are like the people in studies by Simons and Levin,you will ______.

A) immediately notice the change
B) only notice if the two people are of different heights
C) have only about a 50% chance of noticing the switch
D) only notice if the two people have noticeably different voices