Diana has to give a presentation on air pollution and its effects. She begins the presentation by asking the spectators to imagine themselves carpooling to work instead of using their individual vehicles. This small exercise helps the audience to relate to the topic at hand. In the given scenario, Diana uses to open her presentation.

Which of the following is an example of how the principle of beneficence can be applied to a study employing human subjects? providing detailed information about the study and obtaining the subject's consent to participate. ensuring that the selection of subjects includes people from all segments of the population. ensuring that persons with diminished autonomy are protected. determining that the study has a maximization of benefits and a minimization of risks.