To what other expedition did the filmmakers compare Lewis and Cart?

Which statement best describes the relationship between the fifth and fourteenth amendments?

Political rights for women grew most rapidly on the western frontier primarily because (1) the settlers were influenced by native american indian societies (2) women greatly outnumbered men in the west (3) pioneer life often required men and women to share responsibilities equally (4) immigrants settling in the west brought ideals of gender equality from europe

Rachel carson 1962 silent spring was a groundbreaking work regarding what topic