Concept:Progressive education is a student-centered philosophy that focuses on active learning and addressing each learner's unique needs and interests.Explanation:This approach moves away from strict curriculum and rote memorization. It emphasizes critical thinking, problem-solving, and creativity. Students engage with real-world problems through hands-on activities and collaboration. The classroom is student-centered, where teachers guide rather than lecture. Progressive education values personalized learning and treats each child as an individual. It does not prioritize technology or strict discipline as its core feature. Instead, it contrasts with traditional methods that are teacher-directed and focus on passive learning.Answer:D. An approach to education that emphasizes individualized learning and student-centered classrooms.