Final Answer:
The contribution of John Dewey to the progressive era c) Dewey was an influential educational reformer and philosopher
Step-by-step explanation:
John Dewey made a significant contribution to the Progressive Era as an influential educational reformer and philosopher. Option (c) accurately represents his role during this period. Dewey's progressive educational philosophy emphasized experiential learning, hands-on activities, and the integration of education with real-life experiences.
Dewey advocated for a more practical and student-centered approach to education, emphasizing the importance of critical thinking and problem-solving skills. His ideas had a profound impact on the reform of education systems during the Progressive Era, aligning with the broader goals of social and political reform.