阅读下面短文，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
We all know that most communication is nonverbal, but did you know that the same body language can mean something totally different based on culture? .
Eye contact
Long eye contact is a sign of confidence and attentiveness (用心) in most Western countries. However, in many African, Asian and Latin American countries, unbroken eye contact can be seen as aggressive. In the Middle East, eye contact is only between people of the same sex. .
"Rules" on physical contact are very complex and usually differ. But in general, people from high contact cultures such as Southern Europe tend to stand close when speaking. . Those from medium contact cultures stand quite close when speaking and will occasionally make physical touch, while those from low contact cultures stand farther apart and generally avoid physical touch.
Hand gestures
. Using the "OK" sign is not OK in Brazil, Greece, Spain or Turkey. And if you want to tell someone they did a good job in Greece or the Middle East, do not use the thumbs-up sign. And in most of Asia, curling (弯曲) your index finger to signal someone over is fine for dogs, but not for people — especially in the Philippines, where you could be punished under the law.
A. They also tend to touch often
B. Physical contact and distance
C. Complex and different cultures
D. Let's take a look at some examples
E. Otherwise, it's completely inappropriate
F. Hand gestures are necessary in communication
G. A usual hand gesture in one country could be inappropriate in another