D. The attitude or mood of a story
Answer:
Mike Kubic believed that during the progressive era, American Progress moved forward positively and that the quality of life improved for Americans and their generation to come.
Explanation:
Mike Kubic in his article titled, 'The Progressive Era', explained that the period helped to reduce the excesses of business magnates who had the economy under their dominion and who controlled the resources of the nation. He explained that the period significantly reduced the monopolization of industries by the rich producers.
While he recognized that not all the efforts to better things at that period were successful, he acknowledged that the period helped to move the American society forward by shaping the American society into a better one with amazing results.
Its number 1) the semicolon one
Gold and silver would be correct i believe