A 4 year old female who was identified as functionally non verbal and lives in Australia. Her mother reports that on the first day of the start of the experiment, her daughter said about 20 different words. These words were in the correct order and used correctly.

A 4 year old female who was identified as functionally non verbal and lives in Australia. Her mother reports that on the first day of the start of the experiment, her daughter said about 20 different words. These words were in the correct order and used correctly.