Experiments, senses and observations are the real sources of true knowledge, which philosophy such concept about epistemology exists?

Experiments, senses and observations are the real sources of true knowledge, which philosophy such concept about epistemology exists?
(a) Perennialism
(b) Essentialism
(c) Reconstructionism
(d) Progressivism

✅ Correct Answer: (d) Progressivism
Explanation: Progressivism relies on experience, observation, and experimentation as sources of real knowledge, rooted in John Dewey’s pragmatism.