Answer:
Ah so cute I love it! I would put the heart (on their hands) above their hands and make it a tiny bit smaller, That way you can see them holding hands, I also think it would look a little bit nicer. Maybe a little bit softer strokes for the hair. Good job:)
Explanation:
I believe that the answer is true, because of shading is why we see three dimensional objects instead of two dimensional
Hope that helped at least a little