Which is one of the many influences that to shape united states government documents, such as the declaration of independence and the consitution?

Plz ? ? 20 points for this question ! hhjc6

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

What was the focus of the stanford study-pls