Considering the Parable of the Good Samaritan (Luke 10:25-37), what is the most profound challenge Jesus presents to the lawyer beyond simply helping those in need?

A The importance of adhering strictly to religious laws and traditions. B The necessity of judging others based on their ethnicity or social standing. C The redefinition of 'neighbor' to encompass anyone in need, regardless of pre-conceived social or religious boundaries. D The suggestion that financial generosity is the ultimate measure of compassion.