Which item is an example of a secondary source? a. a recording of a speech by richard nixon b. an official government document related to the watergate scandal c. an analysis of richard nixon's role in the watergate scandal d. a transcript from an interview with richard nixon

An analysis of Richard Nixon's Role in the Watergate Scandal

Explanation:

While the other examples are documents produced by the historical actors involved in the historical event, an analysis is produced after the event and tries to explore it, most likely using other primary sources.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.