In the Parable of the Unjust Steward (Luke 16:1-13), what specific action of the steward does Jesus commend, leading to the parable's interpretation?

A His initial embezzlement of his master's goods. B His shrewdness in reducing debtors' obligations to secure his future. C His repentance and confession to his master. D His diligent management of the master's estate prior to his dismissal.