Kwame Anthony Appiah's Concept of Cosmopolitanism Is Based Upon the Idea

Kwame Anthony Appiah's concept of cosmopolitanism is based upon the idea that

A) it is important for people to have skills to communicate across cultural boundaries.
B) increased globalization requires skills of cosmopolitan communicators.
C) values of different cultures have enough overlap to begin intercultural conversations about significant issues of human survival.
D) cosmopolitan communicators will be more tolerant.