Which of the following statemnets regarding 'The Communist Manifesto" is/are true?

A) Marx was the sole thinker behind the basic thoughts, and he also did the actual writing of "The Communist Manifesto."

B) The manifesto is divided into four sections, each addressing different aspects of society and communism.

C) The document ends with the slogan 'All men are brothers,' symbolizing its internationalist and inclusive ideology.