An Example of Hockett's Productivity Characteristic in Non-Human Primate Communication

Multiple Choice

An example of Hockett's productivity characteristic in non-human primate communication would be demonstrated by an ape making the sign for

A) banana in order to ask a researcher for a banana.
B) banana when the researcher points to a banana.
C) sweet sausage when asked to identify a banana before having learned the sign for banana.
D) door when asked to identify a banana.