How Did Klineberg Show That the Environment Has an Influence

Multiple Choice

How did Klineberg show that the environment has an influence on IQ?

A) He tested "black" schoolgirls from the South who had spent varying lengths of time in the north, and found that the longer the girls had been in the North, the higher their IQ.
B) He tested "black" schoolgirls from the South who had spent varying lengths of time in the north, and found that the longer the girls had stayed in the South, the higher their IQ.
C) He tested "white" schoolgirls from the South who had spent varying lengths of time in the north, and found that the longer the girls had been in the North, the higher their IQ.
D) He tested "white" schoolgirls from the South who had spent varying lengths of time in the north, and found that the longer the girls had stayed in the South, the higher their IQ.