Which was one factor that contributed significantly to kennedys victory in the election of 1960? a)his large familyb)his religionc)his choice of a running mate

B) His religion.

Explanation:

Kennedy was a Roman Catholic, and, since no Catholic had ever won the  Presidential election before, his capacity to prioritize national interests over the Vatican´s agenda was doubted, as well as his electability in the Bible Belt South. Despite his statements about the importance of separating church and state, his religion may have cost him an around 1.5 million votes in that election. Nevertheless, he won the Presidency.  

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:

the answer is b. hope this