What characteristics must a constitution have in order to be effective over time?

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more. b-it made cross-country travel too expensive for ordinary americans. c-it decreased the safety of americans who moved to settle the plains. d-it shortened travel time between the east and west for all americans.

Brainliestttme : ) what economic changes occurred after world war ii? ( economic boom, baby boom, g. i. bill of rights)

Known for criticizing the traditional roles of women.