In the Book of Revelation, what is the symbolic significance of the 'bottomless pit' (also translated as 'the Abyss') from which locusts emerge in Revelation 9?

A The dwelling place of the Antichrist before his earthly reign. B A temporary prison for demonic forces before final judgment. C The ultimate destination of the unrepentant after death. D A metaphor for the spiritual darkness enveloping the world.