What type of analysis would a biologist be able to use to demonstrate that mammals have a lung ventilation system that is tidal and therefore not optimally efficient?

A. A physiological study of the effects of high altitude on respiratory rate

B. A comparative study of respiratory rate in sedentary and active individuals

C. A histological study of the association between blood vessels and the alveoli of the lungs

D. A lung function study comparing maximum inhalation and exhalation to total lung capacity