In the parable of the Good Samaritan (Luke 10:25-37), what crucial aspect of 'neighborly' love does Jesus emphasize beyond simple proximity or shared identity?

A Strict adherence to religious laws and rituals. B Prioritizing the needs of one's own family and community. C Compassionate action and selfless care for anyone in need, regardless of their background. D Offering financial assistance as the primary form of help.