One technique is that the front objects are larger and lower than than the background
Answer: Answer is A. A tint is a mixture of white, which also reduces the darkness.
Explanation:If you think about it wouldn't be D. because a combination of a color with black to make it darker is a shade. C. is about texture and feel. B. is like a hue a hue is the mixture of a shade and tint, a shade is a color mixed with black. Like the opposite of a tint. Which leaves us to A.
It's probably way things are made or the way the structure is
