B) It improves the communication process, encourages cooperation, educates others about different cultures, facilitates adaptability, and offers greater likelihood of success during global expansion.

C) "No man is an island". This famous phrase helps us to understand that human life is conviviality. For the human being to live is to live together. It is precisely in coexistence, in social and community life, that the human being discovers and fulfills himself as a moral and ethical being.