The fact that Gemma is contemplating how to position her lights in relationship to her subject depicts B. Actual distance.
<h3>What is actual distance?</h3>
It should be noted that actual distance simply means the distance in feet from a location to a particular subject such as building, school, etc.
In this case, since Gemma is setting up a studio shoot and contemplating how to position her lights in relationship to her subject, it depicts an actual distance.
