In the Parable of the Unjust Steward (Luke 16:1-13), what is the main lesson Jesus is trying to convey regarding the use of 'worldly wealth'?

A That it is acceptable to be dishonest if it benefits the poor. B That financial success is a sign of God's favor. C That we should use our resources wisely to gain eternal rewards. D That earthly possessions are inherently evil and should be rejected.