The central thesis of sociocultural theory is that human development is the result of a dynamic interaction between developing persons and their:

What is the major disadvantage of the experimental method?

A. Researchers cannot determine correlation from the experimental method. B. Researchers cannot determine causation from the experimental method. C. Many important variables cannot be manipulated. D. Researchers cannot use random assignment in the experimental method.

According to the happier is smarter hypothesis,

A) employees will have higher job satisfaction if their supervisors appear to be happy. B) employers retain more workers if they actively promote worker happiness. C) employees who have positive affect traits perform better than those with negative affect traits. D) individuals who choose jobs based on how happy they expect to be will experience less burnout.