Final answer:
President Roosevelt created a commission to mediate the 1902 Coal Strike, symbolizing the federal government's role as A) a steward for the public and demonstrating the use of the presidency as a 'bully pulpit' to solve disputes.
Step-by-step explanation:
President Roosevelt created a commission to help end the Coal Strike of 1902. This action established a precedent wherein the federal government would intervene in situations where a strike threatened public welfare. Furthermore, Roosevelt's intervention showcased his belief in a proactive federal role, seeing the government as a steward for the American people rather than simply a passive observer of industrial conflicts. He adopted the approach of treating the presidency as a "bully pulpit," utilizing his position to negotiate and mediate disputes, espousing the progressive principle that differences could be solved through expert assistance.