The answer is a. an antient tomb
Which book, play or movie is this question meant for?
Explanation:
Cast and drop shadows are another common way to add depth. Reflections work similarly in that a reflection appears on a different surface. The illusion of depth can be increased by making the shadow larger and lighter and further away from the object. Blurring the edges of shadows also increases the illusion of depth.
Eric Hosking was the first.