The correct answer to this open question is the following.
Folk songs represent contemporary society.
1.- Yes, folk songs include descriptions of modern society and its way of living.
2.- Folk music is considered a genre besides pop or mainstream music. It an alternative genre.
3.- Folk music combines other styles such as country or soul music, with deep and thoughtful lyrics.
4.- Icononic folk figures like Bob Dylan, Joan Baez, and Jonie Mitchell had represented an entire generation of American people.
Folk music lyrics reflect the state of the medium class society and rural people, through their daily lives and aspirations. In the 1970s, it really represented the way a percentage of young Americans thought, and through this style of music, they found a way to express themselves, even to protest against national issues such as the Vietnam War or the Civil Rights.