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

The branch of the autonomic nervous system that calms and relaxes the body is the ______ division

a. central b. secondary c. sympathetic d. parasympathetic

What does guidance refer to in Rogoff's concept of guided participation?

a. The degree of assistance provided in the zone of proximal development b. What one is capable of doing if instructed by a more competent peer c. The accumulated knowledge needed by a competent peer to assist a student d. The direction offered by cultural and social values as well as social partners