Understanding and application

Which inference best reflects Hadith 110 about someone contributing to a religious cause?

Support for the Religion, Restriction, and the Rules of innamā (Hadith 110-114)

• Useful service guarantees that all the person’s deeds are right
• A sinful person can never be of benefit
• A contribution may help, while personal character remains a separate issue
• The benefit of service is known only from the intention