Which of following statements about intercultural and international business are true？

A.With some awareness of it, business people are able to understand the norms, customs, values and beliefs of another cultur

B.It mainly focuses on business trade between companies from different countries or cultures.

C.It chiefly concerns how people from different countries or cultures communicate with each other.

D.In the communication related to it, business people are supposed to adapt themselves to such a context and environment.