In the book of Ruth, beyond the romantic narrative, what deeper cultural and legal principle is highlighted by Boaz's actions as a kinsman-redeemer (goel) for Ruth and Naomi?

A It showcases the importance of personal wealth and social status in ancient Israelite society. B It primarily emphasizes the duty of men to protect and provide for widows, regardless of familial ties. C It underscores the significance of maintaining familial land ownership and ensuring the continuation of the family line through levirate marriage, reflecting the importance of inheritance and tribal identity in ancient Israel. D It serves as a metaphor for the universal human desire for love and companionship, transcending cultural and legal norms.