Which of the Following Statements Is True About Cultural Differences

Which of the following statements is true about cultural differences regarding body positions and movements?

A) In the United States, most people indicate the number "one" by holding up the thumb.
B) Chinese people greet each other with kisses on both cheeks.
C) In the United States an up-and-down movement of the head means "no" and a side-to-side movement of the head means "yes."
D) To point to themselves, Americans point to their chests.
E) To point to themselves, the Chinese point to their abdomen.