Sally has spent the past several months investigating the rate of childhood obesity in her community. She discovered that the incidence of childhood obesity has nearly doubled during the past decade. Because of this increase, Sally decided to develop a comprehensive strategy to address the problem of childhood obesity. She planned on implementing interventions with multiple providers in the community. She spoke with dietitians who were willing to provide weekly nutrition counseling to children who are overweight.

What nursing intervention best describes a microscopic perspective?
a. Performing height and weight screenings on all students in the school
b. Lobbying for improved school lunch menus
c. Counseling an individual about weight loss
d. Examining the trends in childhood obesity