Concept:Eli's sons were worthless because they dishonoured God by treating sacred offerings with contempt.Explanation:1 Samuel 2:12 states that Eli's sons were worthless because they did not know God.They used their priestly authority to demand the best part of the meat brought for sacrifice, even before the fat was burned.This behaviour showed great disrespect toward God's offering (1 Samuel 2:13-17).Therefore, among the given options, they are described as worthless because they treated the Lord's offering with contempt.Answer:B. Treated the Lord's offering with Contempt