How did jefferson become president?
a) he was elected by the electoral college.
b) he was appointed president by washington.
c) he was elected by congress.
d) he was elected by the public.

The right answer is letter C.

The American presidential election of 1800 resulted in a tie between Jefferson and his opponent Aaron Burr, a founding member of the Democratic-Republican Party in New York state. It was settled on February 17, 1801, when Jefferson was elected president and Burr vice president by the House of Representatives. The United States House of Representatives (US House of Representatives) is one of the two Chambers of Congress of the United States,

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:

on this day in 1913, henry ford installs the first moving assembly line for the mass production of an entire automobile. his innovation reduced the time it took to build a car from more than 12 hours to two hours and 30 minutes.