A nurse prepares for a presentation to a group of adults using strategies appropriate for adult learning. Which of the following concepts is being applied?

A. Learning style: This refers to individual preferences for learning (e.g., visual, auditory), not the general concept of adult learning. B. Authoritarianism: This is a leadership or teaching style, not related to how adults learn best. C. Pedagogy: This is the art and science of teaching children, not adults. D. Andragogy: This is the concept of adult learning theory, which emphasizes self-directed learning, life experience, and problem-solving approaches.