Question

Researchers have demonstrated that a pygmy chimpanzee named Kanzi can understand _____ in spoken English.

Answer 1

The answer is can comprehend appropriate word when a symbol is touched. This is also called a visual symbol system that consist a geometric symbols which can be touched and brightened.  They also can be considered a brighter species that can acquire language. Kanzu is a pygmy chimpanzee who was aged 30 to 47 months during the first report.