Which of the following is not a cause of "hyper" behavior in children?
a. lack of exercise
b. over stimulation
c. too much t. v or
d. too much sugar

Dr. lin, who is a developmental psychologist, believes that human development results from the dynamic interaction between developing persons and their surrounding society. dr. lin believes that culture is not something external that impinges on developing persons but is integral to their development every day via the social context. dr. lin is most likely working within the perspective.