Question: Which of the following is the usual way to signal that an examination room is occupied? Need Assignment Help? Option A a door lock that reads "occupied" when in the locked position Option B the door to the examination room is open, so people can see that it is occupied Option C an "occupied" sign posted on the door Option D an illuminated light or a colored tab on the door or wall Option E the door to the examination room is closed, so people know it is occupied