In the Book of Revelation, what is the symbolic significance of the 'bottomless pit' (Greek: ἡ ἄβυσσος, hē abyssos) from which locusts emerge in Revelation 9:1-11?

A A place of temporary confinement for demonic forces before final judgment. B A literal chasm representing the center of the Earth. C A metaphor for the spiritual ignorance of the unrepentant world. D The dwelling place of the Antichrist during the tribulation.