Communication technology is an important issue in intercultural communication because______.
选项：

A:it enables us to come into contact with people who are very different from ourselves in ways we do not always understand.
B:we are not always able to meet or see people with whom we communicate
C:it is not possible to develop cultural understandings with people over E-mail or other such high-tech communication devices.
D:Cultural differences disappear when we are able to communicate with people all over the world.