The ephod, worn by priests in the Old Testament, was more than just a garment. What was its primary function beyond being ceremonial attire, and what did it symbolize?

A It was primarily a symbol of wealth and status within the priestly class. B It served as a protective garment during battle, believed to offer divine protection. C It was a crucial tool for seeking divine guidance, used in conjunction with the Urim and Thummim to discern God's will. D It was used to carry the Ten Commandments.