When Using a Flashlight to Approach a Scene at Night

When using a flashlight to approach a scene at night, which of the following is the best way to position the flashlight for safety?

A) Switch the flashlight from hand to hand as you approach the scene.
B) Hold the flashlight off to one side of your body.
C) Hold the flashlight in front of you, sweeping the beam from side to side.
D) Hold the light with your arm extended above your head.