Which best describes the organization of sinners into the rings of hell:
A: those sinners who have committed multiple sins are only punished according to their gravest sin
B: The sinners who have committed multiple sins must divide their time between multiple rings of hell
C: the sinner who have committed the least grave sins are punished by being forced to inflict harm upon others
D: the sinners who have committed the gravest sins are sent to the lowest rungs of hell