When Researchers Used a Keyboard to Teach Language to a Bonobo

When researchers used a keyboard to teach language to a bonobo chimpanzee named Matata, they were surprised to find that ____.

A) Matata was more interested in playing catch with the keyboard than using it to communicate
B) Matata's infant stepson Kanzi learned how to use the keyboard far better than Matata simply by observing
C) Matata was able to learn the keyboard symbols that were taught, but was unable to create new forms of language on her own
D) Matata not only learned the keyboard symbols that she was taught, but she began creating new forms of language that were not taught