Which term refers to the interaction of cultural groups living together harmoniously?

The term that refers to the interaction of cultural groups living together harmoniously is multiculturalism. Multiculturalism promotes the coexistence and celebration of diverse cultural backgrounds within a society, encouraging various cultural groups to maintain their unique identities while also engaging in shared experiences and mutual respect. This approach fosters an environment where cultural diversity is seen as a strength rather than a point of division, allowing for richer social interactions and a more cohesive community.

Other terms provided in the options each have distinct meanings that do not align with the concept of harmonious interactions between cultural groups. Mythology pertains to traditional stories and beliefs that shape culture, while modernisation refers to the process of change and development in societies often linked to technological advancement. Localisation involves adapting global practices to fit local cultures, which may not necessarily imply harmonious interaction. In contrast, multiculturalism is specifically centered around the harmonious coexistence and participation of diverse cultural groups within a society.