Ten-Month-Old Nathan Has Just Been Told Goodbye by His Grandparents

Multiple Choice

Ten-month-old Nathan has just been told goodbye by his grandparents who are now leaving in their car.Nathan waves bye-bye to them with his left arm.Nathan's attempt to communicate with his grandparents is called a

A) conventional social gesture.
B) representational gesture.
C) symbolic gesture.
D) telegraphic gesture.