Which piece of literature is considered representative of literature from the Civil Rights era?

- "The Lonesome Death of Hattie Carroll"

-The Feminine Mystique

- "Poem"

-"Mirror"

The Lonesome Death of Hattie Carroll is a song written by Bob Dylan and it's about racism.

The Feminine Mystique is a book by Betty Friedan and it's about Feminism.

Poem is a poem by Muriel Rukeyser and it's about the Civil War in Spain.

Mirror is a poem by Sylvia Plath and it's about depression.

So, the answer is:

"Poem"