The suffrage movement was part of this wave of Progressive Era reforms. Prominent suffragists led other progressive causes as well. ... By turning women's traditional social roles into public and political ones, this generation of reformers began to win broader support for women's votes.
They could get to know each other without supervision.
and
They had a cheap fast mode of transportation to go to places and to get to school, home and work without the expense of a car.
They vote for candidates across both parties
Answer:
Monogamy
Explanation:
It's most traditional for people in the United States to have one life partner or be married to one person at a time.