What is the central idea of the given passage?
John lewis began fighting for civil rights when he was 18 years old on March 7, 1965, john lewis led a march to demand the clack people in Alabama be allowed to vote as a congressman, john lewis sit-ins and warned that some states still make it hard for black people to vote shortly before he did die, john lewis young people to "speak up, speak out, get in the way."
1) John Lewis fought for civil rights throughout his life.
2) John Lewis led a march to demand voting rights for black people in Alabama.
3) John Lewis warned about the difficulties black people face in voting.
4) John Lewis encouraged young people to speak up and get involved.