In the Parable of the Talents (Matthew 25:14-30), what is the significance of the phrase 'outer darkness' in the master's condemnation of the unprofitable servant?

A It refers to a literal place of eternal torment described elsewhere in scripture. B It symbolizes exclusion from the joy and fellowship of the master's presence and reward. C It represents the servant's exile to a distant land to work off his debt. D It is a metaphor for the servant's psychological state of regret and self-loathing.