In Order to Deter a Burglar from Breaking into a Room

Multiple Choice

In order to deter a burglar from breaking into a room, McGoey recommends doing which of the following?

A) Placing the Do-Not-Disturb sign on the doorknob when you are away from the room
B) Turn on the TV or radio
C) Place the breakfast order door-knob hanger card outside your room
D) All of the above
E) Only a and b