The term muckraker<span> was used in the </span>Progressive Era<span> to characterize reform-minded American journalists who attacked established institutions and leaders as corrupt. They typically had large audiences in some popular magazines. In the US, the modern term is </span>investigative journalism<span> — it has different and more pejorative connotations in British English
</span><span>The muckrakers played a highly visible role during the Progressive Era period, 1890s–1920s</span>
North Africa traded gold while the west Africans traded salt, so they each benefited
Japanese firms investing in South Korea.
I believe it is D) It suffered a weakening economy, domestic revolts, and a loss to the Allies in World War I.