The Training of Kanzi Differed from the Earlier Language Studies

Multiple Choice

 The training of Kanzi differed from the earlier language studies using other chimpanzees in that Kanzi ____.

A) observed his mother being trained while he was an infant
B) was given food reinforcements for associating arbitrary symbols with meanings
C) was given only verbal praise
D) was raised from birth in a human family, in total isolation from other animals