Prepare a 900- to 1,150-word paper in which you discuss the life span perspective of human development. Be sure to include the following items in your description:
· Summarize three theories related to human growth and development and identify at least one influential theorist for each.
· Identify aspects of the life span perspective.
· Explain how heredity and the environment influence human development.
Use a minimum of two peer-reviewed sources.
Format your paper consistent with APA guidelines.