I think I understand what your asking. When it comes to defining technique in an artsy kind of way, it means that someone has a special ability or something in a certain area, for example one might have the ability to work with sculpting.
You will find all these answers online. Erik Erickson, Jean Piaget, Abraham Maslow are very easy to find just make sure you put it in your own words as much as possible and when you have to use their words you put them in quotes. Don't panic; it looks like a lot but it is not so bad; take one question at a time.
Answer:
Tint for white and shade for black.
Explanation:
When you add white to a hue, its value increases, and you get different TINT
of that hue. When you add black to a hue, its value decreases and you get different SHADE
of that hue.
Answer:
I'm pretty sure it's D!
Explanation:
Sorry if I'm wrong because it might be B..