Select one of the following topics as the basis for this paper: Eating healthy Exercising Quitting smoking Quitting drinking Refraining from using drugs Write a 1,050- to 1,400-word paper in which you analyze the brain structures and functions associated with the motivation to engage in your selected behavior. Evaluate the influence of extrinsic and intrinsic factors, including heredity and the environment, on the motivation to engage in your selected behavior. Include at least three references from scholarly, peer-reviewed sources. Format your paper consistent with APA guidelines. Click the Assignment Files tab to submit your assignment. .