Studies of Perception Among South Africans Have Shown That ______

Studies of perception among South Africans have shown that ______.

A) the ability to "see" three-dimensionality in pictures is culturally universal
B) black South Africans perceived pictures two-dimensionally while white South Africans perceived pictures three-dimensionally
C) unschooled South Africans perceived pictures two-dimensionally while educated South Africans perceived them three-dimensionally
D) none of the South African participants could "see" pictures in a three-dimensional manner