The voting rights act of 1965 differed from previous laws in that it
a. abolished the literacy requirement.
b. applied to all elections at all levels of government.
c. outlawed gerrymandering for purposes of racial discrimination.
d. relied on judicial action to overcome racial barriers.

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:

"i care deeply about campaign finance reforms: - apex

the answer should be founding brothers. i hope i you!