The president of the Confederacy was:

Charles Sumner
Henry Clay
Stephen Douglas
Jefferson Davis

Well, Your best answer will be is Jefferson Davis. Because, was elected president, not of the United States of America but of the Confederate States of America. president of the Confederate States of America throughout its existence during the American Civil War. Good Luck!

google has the answer

explanation:

i searched your question up and it showed me the answer

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation: