Historians use terms such as A.D, B.C, decade, and century to refer to periods of time. The correct answer is B, periods of time.
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>
Vietnam was ruled by France during the 1800s. 1887 to be exact until Vietnam declared its independence in 1954.
It is D my dood
<span>George Washington was america's first president
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