What Was the Finding of Gibson and Walk (1960) in Their

Multiple Choice

What was the finding of Gibson and Walk (1960) in their classic study of depth perception?

A) Boys crossed the visual cliff earlier than girls.
B) One-month-olds would not cross the visual cliff.
C) Eight out of 10 crawling infants would not cross onto the visual cliff.
D) Infants would cross the visual cliff when their mothers encouraged them to do so.