What what the children's picture book "Rosa"'s character an activist in?
Rosa (children's book): Rosa is a children's picture book written by poet, activist, and educator Nikki Giovanni and illustrated by Bryan Collier. Rosa Parks: Rosa Louise McCauley Parks (February 4, 1913 – October 24, 2005) was an activist in the Civil Rights Movement, whom the United States Congress called "the first lady of civil rights" and "the mother of the freedom movement".
the Civil Rights Movement