Psychologists who believe in the existence of a few "basic emotions" cite as evidence in support of their position the fact that
A)people throughout the world can recognize the same facial expressions as meaning happy,sad,frightened,and so forth.
B)each emotion depends on a specific neurotransmitter,and no two are the same.
C)people feel only one emotion at a time,and each emotion inhibits the ability to feel another.
D)certain "emotion-blind" people feel only one emotion,and never feel any other.