While David is celebrated for his victory over Goliath, what does the story of Mephibosheth, Jonathan's son, reveal about David's understanding of covenant loyalty and grace?

A It shows David's political strategy to eliminate all potential rivals to his throne. B It demonstrates David's commitment to honoring his covenant with Jonathan, extending kindness and protection to Mephibosheth despite his potential vulnerability as a descendant of Saul. C It illustrates David's favoritism towards the tribe of Benjamin, from which Saul hailed. D It highlights David's legalistic adherence to the laws of inheritance.