What art technique is use to create shadows?

Question: What art technique is use to create shadows?

Options:

Shrinking
Smudging
Enlarging
Shading

Correct answer:

Shading

Other mobile game answers:
Find the answers to emoji quiz answers, 600 celebs, guess the gif answers.
You can find other questions and answers of trivia crack at trivia crack cheats (other languages are also available, for this game).