Not a personality test. Everything you do tells about you. It is hard to tell whether primary or secondary is operating. Most facts apply to both. Person may reveal only main or socially acceptable reasons.
Motivation also directs .
B. Behavior is initiated toward goal. Stomach contraction are not causing hunger. You cannot diet for obese person , but you do not need to sabotage their diet. Blood gives some fluid to cells, so blood consistency changes. Relate to effects of uppers and downers.