The new voices in the 1950s and 1960s called for change was in the area of civil rights.
What is civil rights?
Civil rights are the rights a citizens to social freedom, equality and politically.
Because civil rights was movement that bring out the change in 1950s and 1960s. The civil rights movement was about the struggle for social justice for Black American, for their equal rights under the laws of United States. And this new voice in 1950s and 1060s was a nonviolent movement by African- American people to achieve the most important civil rights, that is right to equality.
Hence the correct option is, 1.civil rights
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