In the book of Acts, Cornelius, a Roman centurion, plays a significant role. What is the theological significance of Peter's encounter with Cornelius?

A It demonstrates the limitations of the Gospel message to only Jewish people. B It signifies the expansion of God's grace and the inclusion of Gentiles into the Christian community through faith in Jesus Christ, breaking down ethnic and cultural barriers. C It highlights the importance of military service and the conversion of Roman soldiers. D It emphasizes the need for Gentiles to first convert to Judaism before becoming Christians.